jet

• A meat-only diet removes plant foods, wheat, soy, sugar, vegetable oils, and most processed foods at the same time.
• The recurring pattern is weight loss, lower hunger, clearer thinking, reduced anxiety, less depression, fewer migraines, calmer digestion, less arthritis, better skin, and better blood-sugar control after removal.
• Mikhaila Peterson’s beef-only case anchors the story: severe arthritis, artificial hip and ankle, depression, bipolar disorder, chronic fatigue, heavy medication use, and 17-hour sleep shifted after narrowing food to beef.
• In that account, itch and joint pain improved within 2 weeks, depression lifted after 4 more weeks, and anxiety lifted after 5 months.
• TEDx did not upload her talk, while many vegan personal-success talks stayed online, which sets the media double-standard angle.

Historical Meat-Only Cases

• Stefansson’s Arctic experience and the Inuit example are used to show that near-plantless eating can coexist with health, low scurvy concern, and low dental disease in that account.
• The Bellevue meat-only year with Stefansson and Karsten Anderson is used as the strongest historical test: N=2, all meat, supervised, weight loss, lower blood pressure, fewer gut-gas findings, and no feared collapse.
• Lean meat caused problems during the trial, while higher fat corrected them, so the diet depends on enough fat and not just protein.
• The 1886 British Medical Journal case adds an early one-person example of weight loss, higher activity, and gas relief on meat-only eating.

Fiber, Gas, and Gut Load

• The gut section rejects the universal fiber rule: fiber can help some people, but the transcript says it can worsen symptoms in others.
• The 63-patient constipation study is the key example: high fiber had worse symptoms, reduced fiber improved symptoms, and the zero-fiber group had no symptoms.
• Gas matters because fiber fermentation can increase gas, gas transit can slow, and methane can slow intestinal movement enough to aggravate constipation.
• Human digestive anatomy is linked to meat and fat: bigger brains, smaller guts, strong stomach acid, and high absorption of animal foods.
• Smaller stool volume on meat-only eating is linked to more complete digestion, not constipation.
• The 2021 carnivore survey is used for modern gut evidence: among 531 people using carnivore for gut issues, 97% improved or fully resolved the issue.

Diabetes, Insulin Resistance, and Red Meat

• The diabetes section contrasts red-meat diabetes warnings with carnivore survey outcomes for diabetes or insulin resistance.
• In the 2021 survey subgroup, 402 people used carnivore for diabetes or insulin resistance; 74% fully resolved it, 24% improved it, and 98% had benefit.
• John Rollo’s 1797 meat-and-fat diabetes cases and the 2009 insulin-resistance/CAD paper are used to link carbohydrate restriction, insulin resistance, and heart-disease risk.

Plant Defenses and Nutrient Availability

• The plant-food section says plants defend themselves chemically, and small amounts of many plant compounds at every meal can add up for sensitive people.
• Examples include lime-induced burns with sunlight, sorrel-soup oxalate poisoning, oxalate kidney-damage cases, wheat gliadin, and protease inhibitors in grains, nuts, seeds, and soy.
• The nutrient point is that plant minerals can be poorly available: spinach iron, oyster zinc eaten with beans or corn tortillas, and minerals bound by fiber or phytate.
• Animal foods function as dense sources of iodine, iron, zinc, B vitamins, vitamins A and D, choline, creatine, and highly absorbed protein.

Mental Health, Inflammation, and Ketosis

• Mental-health anecdotes are tied to nutrient density, lower gut irritation, lower inflammation, and ketosis.
• Meat abstention, constipation, IBS, inflammation, LPS exposure, obesity, arthritis, fasting, and ketogenic diets are used as connected pieces in the pathway.
• Ketosis is the shared feature between fasting and most carnivore diets; ketone production is linked to lower inflammatory signaling in several cited works.
• The Matt Baszucki bipolar story and Chris Palmer’s metabolic-psychiatry view give the mental-health endpoint: keto can change brain-energy metabolism when medication alone has not worked.

Limits

• Long-term carnivore examples include Jordan Peterson and Shawn Baker, but the transcript also includes people who quit or added carbohydrates back.
• Paul Saladino’s move away from pure carnivore is used as the main caution: electrolyte trouble, lower free testosterone, and lower thyroid function can occur.

References

• [03:00] Adventures in Diet — https://archive.org/details/adventuresindiet00stef_0
• [04:28] The Effects on Human Beings of a Twelve Months' Exclusive Meat Diet — https://doi.org/10.1001/jama.1929.02710010026005
• [04:53] The Fat of the Land — https://archive.org/details/fatofland0000stef
• [06:10] The Mind-Gut Connection — https://www.harpercollins.com/products/the-mind-gut-connection-emeran-mayer
• [07:45] Stopping or reducing dietary fiber intake reduces constipation and its associated symptoms — https://doi.org/10.3748/wjg.v18.i33.4593
• [08:23] Inhibitory actions of a high fibre diet on intestinal gas transit in healthy volunteers — https://doi.org/10.1136/gut.2004.041632
• [08:31] Effect of dietary fiber on intestinal gas production and small bowel transit time in man — https://doi.org/10.1093/ajcn/31.10.S169
• [09:17] Methane, a gas produced by enteric bacteria, slows intestinal transit and augments small intestinal contractile activity — https://doi.org/10.1152/ajpgi.00574.2004
• [10:19] The Expensive-Tissue Hypothesis: The Brain and the Digestive System in Human and Primate Evolution — https://doi.org/10.1086/204350
• [10:48] The Evolution of Stomach Acidity and Its Relevance to the Human Microbiome — https://doi.org/10.1371/journal.pone.0134116
• [12:48] Behavioral Characteristics and Self-Reported Health Status among 2029 Adults Consuming a "Carnivore Diet" — https://doi.org/10.1093/cdn/nzab133
• [13:52] Red meat intake and risk of type 2 diabetes in a prospective cohort study of United States females and males — https://doi.org/10.1016/j.ajcnut.2023.08.021
• [14:54] Relationship of Insulin Resistance and Related Metabolic Variables to Coronary Artery Disease: A Mathematical Analysis — https://doi.org/10.2337/dc08-0854
• [15:51] Dietary pesticides (99.99% all natural) — https://doi.org/10.1073/pnas.87.19.7777
• [17:13] Limes Blamed for Girls' Second-Degree Burns — https://abcnews.com/Health/limes-blamed-girls-degree-burns/story?id=20164612
• [17:26] Fatal oxalic acid poisoning from sorrel soup — https://doi.org/10.1016/S0140-6736(89)92967-X
• [17:35] Oxalate nephropathy: a review — https://academic.oup.com/ckj/article/15/2/194/6349203
• [18:59] Studies on the bioavailability of zinc in man. II. Absorption of zinc from organic and inorganic sources — https://hero.epa.gov/reference/56527
• [19:16] Effects of dietary fiber and phytic acid on mineral availability — https://doi.org/10.1080/10408399109527539
• [20:25] Meat and mental health: a systematic review of meat abstention and depression, anxiety, and related phenomena — https://doi.org/10.1080/10408398.2020.1741505
• [21:00] Associations of depression with C-reactive protein, IL-1, and IL-6: a meta-analysis — https://doi.org/10.1097/PSY.0b013e3181907c1b
• [21:23] Inflammation and social experience: An inflammatory challenge induces feelings of social disconnection in addition to depressed mood — https://doi.org/10.1016/j.bbi.2009.12.009
• [21:34] Inflammation-induced anhedonia: Endotoxin reduces ventral striatum responses to reward — https://doi.org/10.1016/j.biopsych.2010.06.010
• [22:15] Controlled trial of fasting and one-year vegetarian diet in rheumatoid arthritis — https://doi.org/10.1016/0140-6736(91)91770-U
• [23:12] Anti-Oxidant and Anti-Inflammatory Activity of Ketogenic Diet — https://doi.org/10.3390/nu10050551
• [23:12] Ketogenic Diets and Neuroinflammation — https://academic.oup.com/book/40143/chapter/341488810
• [23:35] The ketone metabolite β-hydroxybutyrate blocks NLRP3 inflammasome-mediated inflammatory disease — https://doi.org/10.1038/nm.3804
• [24:49] Brain Energy — https://brainenergy.com/

• Alzheimer's research began with Alois Alzheimer's 1906 brain examination and the discovery of amyloid-beta plaques.
• The amyloid cascade hypothesis became the field's central model: plaques accumulate, plaques damage the brain, and plaque removal should stop Alzheimer's.
• That model drove more than a century of work, yet amyloid removal repeatedly failed to deliver a cure.

The Aβ*56 breakthrough

• In 2006, Sylvain Lesné at the University of Minnesota published the Nature paper that made Aβ*56 a candidate toxic culprit.
• Aβ*56 was a soluble oligomer, not a hard plaque, and the mouse work tied it to memory loss before plaque formation.
• The paper became field-shaping, drew thousands of citations, helped direct grant money, and sent labs and drug companies after amyloid oligomers.
• The goal was prevention: stop Aβ*56 early and stop Alzheimer's before the disease fully starts.

The image-manipulation scandal

• In 2022, Charles Piller's Science investigation, aided by Matthew Schrag's forensic image work, found Western blot problems in Lesné-linked work.
• The suspect images involved duplicated bands, inconsistent backgrounds, splicing, and other signs that protein evidence had been digitally altered.
• The image problems mattered because the images were the visual proof for Aβ*56 and its supposed link to memory loss.
• The scandal widened beyond the 2006 paper, with later concerns across additional Lesné papers and a University of Minnesota inquiry.
• Lesné remained in his role for years after exposure, deepening the sense that accountability was slow.

The human and financial cost

• Billions of dollars, thousands of research hours, young careers, and patient hopes moved toward amyloid oligomer work built on unstable evidence.
• Patients entered trials with invasive procedures, side effects, and hope for drugs linked to a story that could not bear the weight placed on it.
• Other disease mechanisms lost oxygen because funding and prestige kept flowing into amyloid-centered work.
• The scandal damages trust in peer review, top journals, academic oversight, and pharmaceutical incentives.

Anti-amyloid drugs after the scandal

• Lecanemab costs about $26,500 per year and removes amyloid, but it also carries ARIA risk, including brain swelling and bleeding.
• Clearing plaques does not equal restored memory; patients can still decline while amyloid burden falls.
• Amyloid is made by neurons, so removing it does not remove the reason the brain keeps making it.
• Aducanumab reached FDA approval amid controversy, advisory-committee resignations, weak clinical confidence, and later market withdrawal.

Why amyloid may be the wrong target

• Amyloid burden does not map cleanly onto cognitive decline; some people die with heavy amyloid and intact cognition.
• A 2008 amyloid-imaging study found amyloid deposition in cognitively normal older adults without worse cognitive function.
• Amyloid-beta also has antimicrobial activity, with mouse, worm, and cell work showing protection against microbial infection.
• This changes the core question from amyloid removal to why the brain mounts an amyloid defense and fails to clear it after danger passes.

The metabolic and infection model

• Alzheimer's fits a metabolic-disease model in which impaired brain glucose use leaves neurons under-fueled.
• The type 3 diabetes idea links Alzheimer's with brain insulin resistance and defective energy handling.
• Ketones offer an alternate fuel route when glucose handling is impaired, which is why low-carb, ketogenic, and carnivore approaches matter here.
• Chronic triggers such as herpes viruses, periodontal bacteria, gut pathogens, inflammation, and metabolic dysfunction can drive amyloid as a defense response.
• Brain-health prevention should center on metabolic health, infection control, vascular health, microvascular function, inflammation reduction, and insulin sensitivity.

Lessons from the scandal

• Follow the money when drug markets depend on one hypothesis staying alive.
• Question authority when prestigious journals miss manipulated work for sixteen years.
• Use joined-up thinking when plaques, symptoms, drug results, and healthy amyloid-positive brains do not fit the official story.
• Prevention beats late-stage plaque removal: nutrition, metabolic optimization, sleep, movement, and root-cause work come before expensive infusions.
• The brain evolved to run on real fuel and integrated physiology, not recurring IV antibody cycles that can injure the brain.

References

• [00:00] An English translation of Alzheimer's 1907 paper, "Über eine eigenartige Erkankung der Hirnrinde" — https://doi.org/10.1002/ca.980080612
• [00:01] Alzheimer's Disease: The Amyloid Cascade Hypothesis — https://doi.org/10.1126/science.1566067
• [00:01] A specific amyloid-β protein assembly in the brain impairs memory — https://doi.org/10.1038/nature04533
• [00:04] Blots on a field? — https://www.science.org/content/article/potential-fabrication-research-images-threatens-key-theory-alzheimers-disease
• [00:07] Lecanemab in Early Alzheimer's Disease — https://doi.org/10.1056/NEJMoa2212948
• [00:07] LEQEMBI Prescribing Information — https://www.leqembi.com/prescribinginformation
• [00:08] Two Randomized Phase 3 Studies of Aducanumab in Early Alzheimer's Disease — https://doi.org/10.14283/jpad.2022.30
• [00:08] Failure to demonstrate efficacy of aducanumab: An analysis of the EMERGE and ENGAGE trials as reported by Biogen, December 2019 — https://doi.org/10.1002/alz.12213
• [00:08] Three FDA advisory panel members resign over approval of Alzheimer's drug — https://doi.org/10.1136/bmj.n1503
• [00:08] Biogen to Realign Resources for Alzheimer's Disease Franchise — https://investors.biogen.com/news-releases/news-release-details/biogen-realign-resources-alzheimers-disease-franchise
• [00:08] Frequent Amyloid Deposition Without Significant Cognitive Impairment Among the Elderly — https://doi.org/10.1001/archneur.65.11.1509
• [00:09] The Alzheimer's Disease-Associated Amyloid β-Protein Is an Antimicrobial Peptide — https://doi.org/10.1371/journal.pone.0009505
• [00:10] Amyloid-β peptide protects against microbial infection in mouse and worm models of Alzheimer's disease — https://doi.org/10.1126/scitranslmed.aaf1059
• [00:11] Alzheimer's Disease is Type 3 Diabetes—Evidence Reviewed — https://doi.org/10.1177/193229680800200619
• [00:11] Randomized crossover trial of a modified ketogenic diet in Alzheimer's disease — https://doi.org/10.1186/s13195-021-00783-x
• [00:11] Alzheimer's Disease-Associated β-Amyloid Is Rapidly Seeded by Herpesviridae to Protect against Brain Infection — https://doi.org/10.1016/j.neuron.2018.06.030
• [00:11] Porphyromonas gingivalis in Alzheimer's disease brains: Evidence for disease causation and treatment with small-molecule inhibitors — https://doi.org/10.1126/sciadv.aau3333

• A one-month sugar cutoff began because a food-channel job, parenting around sweets, and constant exposure to candy, sauces, fast food, and sweet drinks made sugar and sweeteners a daily default.
• Steph, Kai, Ash, and Matt joined the experiment to track physical and mental changes when heavy sugar users removed almost all sugar from their diets.
• The rule set allowed whole fruits and naturally occurring sugars in fruits, vegetables, and milk, because those sugars come inside intact foods with nutrients such as fiber.
• Free sugars were removed: candy, cookies, soda, fruit juice, syrups, donuts, added sugars, and other sugars released from food cells or added during processing.
• Fruit juice was removed because squeezing fruit breaks cell walls, releases sugar, removes the eating experience of whole fruit, and makes it easy to consume several fruits' worth of sugar quickly.
• Artificial sweeteners were removed because sweet taste still engages the same reward pathway logic that made this experiment about cravings, dopamine, and sweet reinforcement.
• Simple carbohydrates such as flour, rice, rice flour, pastas, certain breads, cereals, waffles, and pancakes were also removed because they break down into sugar and spike blood glucose.
• The diet was extreme enough to count as a crash diet, so major food changes should be checked with a doctor or qualified expert.

Week 1: Withdrawal, Hunger, and Keto Flu

• The challenge began with strong sugar habits: Steph estimated sugar as a huge part of her diet, Ash called themself a sugar fiend, and Kai was the least sugar-driven.
• The first symptoms arrived quickly: grogginess, fatigue, hunger, cravings, and the feeling of being hit by a truck.
• Ash had the most severe early reaction, with body aches, chills, feverish feelings, pain, and a doctor visit that ruled out COVID and flu.
• The explanation was keto flu or carb flu: cutting carbs pushed the body toward ketosis, where fat replaces missing glucose as a fuel source.
• Keto-flu symptoms included stomach aches, nausea, soreness, dizziness, brain fog, and full-body pain.
• After the first few days, the worst acute symptoms eased and energy started to normalize.

Week 2: Food Planning and Irritability

• The second week became less about immediate illness and more about daily logistics.
• Cutting caffeine during the first two weeks made the water-only routine feel worse and increased irritability around drinks, flavor, tea, soda, and anything besides water.
• Meal planning took over the day because the team had to check ingredient lists and find meals that did not taste like cardboard.
• Unexpected added sugar showed up in pasta sauces, canned vegetables, and many foods that did not seem sweet.
• Sugar-free pasta, sugar-free bread, hot pot, steak, buffalo sauce, and other workarounds made the diet more livable.
• Dates became a practical loophole because they are high in sugar but often accepted in no-sugar diet rules.

Week 3: Restaurants, Travel, and Social Friction

• Travel exposed the hardest part of the diet: eating out.
• Small restaurants rarely had full ingredient lists online, and asking staff about every sauce, glaze, butter, cream, and hidden sugar felt socially awkward.
• Large chains were easier to navigate because nutrition facts were available online, even when the usable options were limited and disappointing.
• Restaurant meals became functional instead of enjoyable, with Chipotle serving as an example of a technically possible but emotionally disappointing meal.
• Cravings returned hard around social eating, Christmas cookies, Cinnabon fantasies, sushi cravings, and visible desserts that others could eat.
• The social context mattered as much as the food, because specialized diets affect where people eat, who they eat with, and how normal meals feel.

Week 4: Conditioning, Stress, and the Final Wall

• The final stretch was rough because hunger and sweet cravings came back after the team expected adaptation.
• Ash reached equilibrium, but others felt hungrier, more desperate for sweets, and frustrated that the hardest part had returned.
• The cravings were not only physical; they came from habits and mental associations built around using sweets during travel, late nights, exhaustion, and stress.
• Week four became deconditioning: the body and mind had to learn that sugar was not coming back just because cravings got louder.

Results After 30 Days

• The biggest change was awareness: nutrition facts, snack choices, and grocery decisions became conscious instead of automatic.
• The team felt proud of making deliberate choices, eating more fruits, vegetables, plants, whole grains, grapes, macadamia nuts, and apples.
• Snacking shifted away from Oreos and default sweets toward fruit and nuts.
• Fruit cravings replaced some dessert cravings, including Ash wanting an apple at the airport.
• Matt's fructose intolerance seemed to improve during the month, possibly because fruit sugars were coming through whole foods rather than free sugars.
• Everyone planned to keep a more sustainable version afterward, with moderation and limited dessert rather than total restriction.

Donut Reintroduction

• The final test was donuts after a month without free sugar.
• The expected reward fell flat: the donuts were less satisfying than expected, and the team felt like sugar had been ruined.
• The explanation was taste adaptation: taste bud cells follow roughly a 10-day cycle, and a month of lower sugar intake lowered the sweetness threshold.
• Brain reward responses also seemed recalibrated because sugary snacks were no longer constantly flooding the system.
• Donuts with roughly 15 to 20 grams of sugar overloaded the newly sensitive system instead of delivering the old pleasure.
• The body reaction was stronger than the taste reaction: a brief sugar rush, a dopamine jolt, stomach discomfort, and then a craving for carrots or fruit.
• The experiment ended with less desire for dessert and a stronger sense of control over food habits.

References

• [02:05] Guideline: Sugars Intake for Adults and Children — https://www.who.int/publications/i/item/9789241549028
• [02:05] Carbohydrates and Health — https://www.gov.uk/government/publications/sacn-carbohydrates-and-health-report
• [03:40] The Impact of Free Sugar on Human Health—A Narrative Review — https://doi.org/10.3390/nu15040889
• [04:09] Impact of Sugar on the Body, Brain, and Behavior — https://doi.org/10.2741/4704
• [04:31] Recent Studies of the Effects of Sugars on Brain Systems Involved in Energy Balance and Reward: Relevance to Low Calorie Sweeteners — https://doi.org/10.1016/j.physbeh.2016.04.004
• [07:13] Evidence for Sugar Addiction: Behavioral and Neurochemical Effects of Intermittent, Excessive Sugar Intake — https://doi.org/10.1016/j.neubiorev.2007.04.019
• [08:27] Consumer Reports of “Keto Flu” Associated With the Ketogenic Diet — https://doi.org/10.3389/fnut.2020.00020
• [22:46] Functional Cell Types in Taste Buds Have Distinct Longevities — https://doi.org/10.1371/journal.pone.0053399

• I grew up in the 1970s as one of the few overweight children at school, while eating the same food as parents who were not overweight.
• My mother followed the conventional low-fat healthy-diet pattern, and the nurse still accused her of feeding me too much.
• By age 50, I was 160 kg, had type 2 diabetes, and had already been vegetarian for 35 years.
• Vegetarianism came through early interest in yoga, Buddhism, Hinduism, and Ayurveda, and I believed the diet was good.
• My vegetarian meals included homemade ghee from cultured butter, spinach curries, paneer, and other foods I thought were healthy.
• Every year I became stiffer, until I could not wipe myself properly or bend down to tie my shoelaces.
• A Radio New Zealand headline led me to Dr. Andrew Jenkinson's Why We Eat (Too Much), my first real exposure to low-carb high-fat eating.
• The next day I removed vegetable oil, sugar, grains, and processed food, and began a pescatarian low-carb high-fat diet at about 100 g of carbs per day.
• Those carbs came from foods such as sweet potatoes, blackberries, and raw honey, while the rest of the diet became much lower in processed food.
• Weight loss started quickly, stiffness disappeared within weeks, and I felt decades younger.

Skin flares, histamine, carnivore, and ferments

• Lifelong doctor-diagnosed psoriasis worsened during the early low-carb period, and food tracking connected flares to spinach, celery, aged cheese, and other foods.
• Most triggers were plants, and removing them cleared most of the condition that had been called psoriasis.
• Smoked wild sockeye salmon produced a major flare, which pointed the problem toward histamine, not ordinary psoriasis.
• Beef, bacon, butter, and eggs on a strict carnivore pattern cleared the skin almost completely, but high-histamine foods still required caution.
• Dr. Sean O'Mara's living diet added ferments to carnivore, including sauerkraut juice in drinking water.
• After three weeks of sauerkraut juice, I could eat anything without flares, my skin was fully clear, and the flares have not returned for over a year.
• Carnivore solved the main problems, and the living diet removed the remaining histamine limit.

Training, weight loss, fasting, and body changes

• I started the journey on February 1, 2024.
• I lost 70 kg in 10 months, reached 90 kg by October 2024, and kept the weight off.
• I later gained about 5 kg of muscle while my waist continued to shrink.
• Weekly 48-hour fasting, hill sprints, and sprint interval work restarted fat loss after a long plateau.
• Sprint training now includes work every second day, six to ten hill repetitions, plus one 10-second maximum-effort sprint even on rest days.
• Hill sprints reduced speed enough to avoid injury after a hamstring issue.
• At age 53 and 174 cm tall, I measured 2 cm taller than before the diet.
• Food cravings, hunger, and even ordinary like-dislike pressure around food disappeared.
• The freedom I had searched for through spiritual systems came through fixing food and health.

Current food routine

• I eat two meals per day.
• Breakfast at 9:00 usually contains six pasture-raised eggs, a can of sardines in spring water, sauerkraut, and raw A2 kefir.
• The second meal between 4:00 and 5:00 p.m. usually contains 250 g of grass-fed red meat, especially lamb or beef.
• Lamb is cheap in New Zealand and tastes best to me, so lamb shoulder chops and slow-cooked lamb with bones are staples.
• I drink grass-fed beef bone broth daily.
• I also eat raw cheeses, including French Comté.
• Sardine quality matters because some brands pack fish in spring water or olive oil after frying them in sunflower oil first.

Family changes and medical markers

• My parents are in their 90s and are thrilled after watching me carry excess weight for my whole life.
• After vascular events in both parents, dietary changes improved their health, weight, and energy.
• My father lost weight and felt decades younger.
• My 92-year-old mother added lamb's fry and pasture-raised eggs for breakfast, and her iron deficiency resolved after low ferritin had been missed.
• My parents are not carnivore, but they now avoid processed food and vegetable oil, use allulose, and eat more saturated fat.
• My own triglycerides fell to 1.1, HDL rose to 1.54, and LDL rose from about 2.9 to 6.6.
• My LDL rose while I felt better.
• My HbA1c was 52 after three months of low-carb high-fat eating and later reached 31.
• Type 2 diabetes medication is no longer part of my life.

Adherence, work, and outlook

• Since February 1, 2024, I have not eaten sugar, processed food, or vegetable oil.
• I have not eaten restaurant meals and have cooked everything myself.
• Food noise is gone, eating is functional, and life is available again.
• An old boss gave up sugar after seeing my changes and could bend down without pain, but alcohol kept him from continuing.
• Before the health change, I worked mainly in call centers, Inland Revenue, and telecommunications.
• Occupational overuse, finger pain, frozen shoulder, sore shoulders, extreme weight, and sickness made work harder.
• When Spark New Zealand closed and outsourced the collections department, I took redundancy and did not apply for another role.
• At 53, I am not winding down; I am ready for something new.
• Growing older now feels like a challenge worth taking, not another decline to dread.

Advice for trying carnivore

• Cut ultra-processed food, sugar, flour, and seed oils from day one.
• Move toward carnivore gradually over a few weeks.
• A sudden dietary change is not ideal for the microbiome.
• The practical path is immediate removal of the worst foods, then a slower transition into full carnivore.

References

• [01:55] Why We Eat (Too Much) — https://www.penguin.co.uk/books/312913/why-we-eat-too-much-by-jenkinson-dr-andrew/9780241400531

The helpful spiders that live in the dark is still unsettling.

• Dietary carbohydrates are not needed to keep training performance, muscle glycogen, or bodybuilding fullness.
• The fitness world teaches that no carbs means empty glycogen, weak training, and poor athletic output.
• Protein and fat can support high-volume lifting, contest preparation, and year-round condition.

Glycogen without dietary carbohydrates

• Glycogen does not come only from carbohydrates; gluconeogenesis can convert amino acids and glycerol into glucose and glycogen.
• A hard workout may use roughly 100 grams of local muscle glycogen, and the body can restore that amount over 24 to 48 hours.
• Glycogen restoration is local to the trained muscle; chest, back, legs, and shoulders refill what they used.
• The FASTER trial shows keto-adapted runners had comparable muscle glycogen before, immediately after, and during recovery from a three-hour run.
• Human evolution also connects meat-and-fat diets with fighting, running, hunting, escaping danger, and survival.

Contest preparation and carb loading

• Competitors usually stay on high-protein, medium-fat diets year-round and need only an 8-to-12-week precision phase before a show.
• Protein and fat adjustments, not carbohydrates, make a bodybuilder harder, leaner, and drier.
• Carb depletion and carb loading often disrupt an already lean look through water, bloating, insulin effects, and digestive unpredictability.
• The peak-week method keeps the process that produced the best condition and avoids last-minute experiments.

Fat oxidation, endurance, and energy supply

• Keto-adapted athletes can shift much more exercise energy toward fat, even at high percentages of VO2 max.
• Glycerol from triglycerides and lactate recycling provide glucose and glycogen while training demand rises.
• High-carb endurance athletes often depend on gels because blood glucose rises and crashes; fat-adapted athletes can reduce that dependence.
• A marathon client cut carbohydrates, ate fewer meals, lost weight, felt calmer around food, and improved his time by about 20%.

Carbohydrates, cravings, and glycation

• Carbohydrates are easy, tasty, addictive, and emotionally comforting because they drive reward chemistry.
• Stress is a poor time to eat because sympathetic physiology conflicts with digestion.
• Glucose and carbohydrate exposure create advanced glycation end products that damage arteries, kidneys, eyes, joints, cartilage, and spinal discs.
• Avoiding glycation helps preserve the athletic tools of the body and can lengthen an athletic career.

Building muscle without carbs

• Carbohydrates are not structural building blocks; muscle growth needs essential amino acids, essential fatty acids, training, recovery, and enough energy.
• Golden-era physiques relied more on training, high-volume work, protein, and fat than on modern drug-driven mass building.
• High-carb professional bodybuilding is tied to exogenous insulin, growth hormone, and large drug stacks, not to ordinary natural physiology.
• Nasser’s two-steak, no-potato meal is used as an example of protein being prioritized over carbohydrate for size.
• Dorian-era mass bodybuilding changed the culture because insulin use required carbohydrate intake to prevent hypoglycemia.
• Recent hypertrophy and keto-performance research is used to say matched protein matters more than carbohydrate intake.
• AGE research is used to say excessive glycation may impair muscle protein synthesis, extracellular matrix quality, and hypertrophy.

Training method and long-term physique

• The training method is high volume, short rest, 30 to 40 sets per session, 45 to 50 minutes, and one or two reps short of failure.
• Training five times per week at age 64, visible leanness, and injury-free longevity are linked to high-volume training and no-carb protein-fat eating.
• The 90-day transformation challenge uses similar training and diet principles, adjusted by individual level, and early four-week changes are large.
• The same pattern across thousands of clients is high protein, medium fat, low or zero carbs, and high-volume training.

Protein absorption, meal timing, and fat

• A person is not what they eat; a person is what they absorb.
• Three larger protein-and-fat meals can be better absorbed than six smaller protein-and-carb meals because fat slows digestion.
• Chicken and rice can spike glucose and amino acids, while fat-containing meals create slower amino-acid release and lower insulin exposure between meals.
• Protein alone digests too fast; steak, eggs, fattier cuts, chicken legs with skin, or added cheese are better than dry chicken breast alone.
• Whey protein can shoot amino acids into the blood too quickly, so much of it may be burned as energy and not used as building material.

Plant foods, fiber, and protein quality

• Plant-food protein counts on paper do not equal absorbed protein in the body.
• Plant foods bring lower bioavailability, protease inhibitors, tannins, fiber, and other barriers to digestion.
• Gluten is a wheat protein with no useful bioavailability and gut-damaging effects.
• Humans cannot digest fiber like gorillas because humans lack the same active appendix-based fermentation system.
• Vegetarian and vegan bodybuilding cases usually depend on powders, supplements, and sometimes steroids, so they do not prove whole-plant diets equal meat.

Practical diet pattern

• The target pattern is high protein with enough fat, usually three meals spaced five to six hours apart.
• If carbs are cut but protein and fat are not increased, energy collapses and training performance drops.
• The preferred foods are meat, eggs, steak, fatty cuts, fish, chicken legs, and small amounts of vegetables only if desired.
• The overall goal is a strong, lean, healthy body year-round, not short-term contest tricks or offseason bulking fat.

References

• [06:00] Metabolic characteristics of keto-adapted ultra-endurance runners — https://doi.org/10.1016/j.metabol.2015.10.028
• [07:17] The Fat of the Land — https://archive.org/details/fatofland0000stef
• [17:23] High Rates of Fat Oxidation Induced by a Low-Carbohydrate, High-Fat Diet, Do Not Impair 5-km Running Performance in Competitive Recreational Athletes — https://www.jssm.org/researchjssm-18-738.xml.xml
• [17:23] Low carbohydrate high fat ketogenic diets on the exercise crossover point and glucose homeostasis — https://doi.org/10.3389/fphys.2023.1150265
• [39:03] Effects of the Ketogenic Diet on Muscle Hypertrophy in Resistance-Trained Men and Women: A Systematic Review and Meta-Analysis — https://doi.org/10.3390/ijerph191912629
• [39:03] The Effect of Carbohydrate Intake on Muscle Hypertrophy: A Systematic Review and Meta-analysis — https://doi.org/10.1007/s40279-025-02341-z
• [39:49] The role of AGEs in skeletal muscle atrophy and the beneficial effects of exercise — https://doi.org/10.3389/fmed.2025.1626570
• [40:19] Keto-adaptation enhances exercise performance and body composition responses to training in endurance athletes — https://doi.org/10.1016/j.metabol.2017.10.010
• [40:19] A Low-Carbohydrate Ketogenic Diet Reduces Body Mass Without Compromising Performance in Powerlifting and Olympic Weightlifting Athletes — https://doi.org/10.1519/JSC.0000000000002904
• [01:10:59] High-Protein Plant-Based Diet Versus a Protein-Matched Omnivorous Diet to Support Resistance Training Adaptations: A Comparison Between Habitual Vegans and Omnivores — https://doi.org/10.1007/s40279-021-01434-9
• [01:10:59] Vegan and Omnivorous High Protein Diets Support Comparable Daily Myofibrillar Protein Synthesis Rates and Skeletal Muscle Hypertrophy in Young Adults — https://doi.org/10.1016/j.tjnut.2023.02.023

• The old assumption is that Arctic populations were the cleanest human example of chronic ketosis.
• The story moves toward metabolic flexibility: glucose and ketones both mattered, and the Arctic setting changed when each fuel was useful.
• Nicola Hale enters through metabolic-health research, chronic-fatigue recovery, ancestral health, and the question of whether long-term ketosis is optimal.
• Gideon Mailer enters through early American history, ancient North American populations, archives, and the metabolism of Arctic migration.
• The collaboration joins biochemistry, evolutionary genetics, archaeology, and history across more than one discipline.
• The 2020 Hale paper becomes the center of the conversation because it reinterprets CPT1A L479 as glucose conservation and preserved fuel switching.

2. CPT1A L479 and the Arctic variant

• CPT1A encodes carnitine palmitoyltransferase 1A, the liver gatekeeper for long-chain fatty-acid entry into mitochondrial oxidation.
• The Arctic L479 variant is counterintuitive because a low-carbohydrate, high-fat population carries a variant often called anti-ketogenic.
• The sweep ranks as one of the fastest known human selective sweeps, faster than familiar diet and skin-pigmentation examples.
• The key is timing: in fasted mode, the variant lowers ketone output; near the fed, high-protein threshold, it can raise ketone use.
• That threshold behavior lets ketones spare glucose when protein and glucose have high strategic value.
• The variant is therefore not a simple thrifty gene and not a simple anti-keto gene; it is a stress-resilience fuel-partitioning gene.

3. Traditional Inuit diet and ketogenic ratio

• The traditional food pattern is very low carbohydrate, high fat, and high protein, with small carbohydrate inputs from glycogen, seaweed, berries, and related foods.
• Seasonal carbohydrate intake is near 25 to 30 grams, not a high-carbohydrate ancestral pattern.
• Four 20th-century macronutrient estimates test whether the diet actually crosses a ketogenic threshold.
• The Woodyatt ketogenic-ratio calculation puts the threshold around 1.5 to 2, depending on person, setting, and chosen cutoff.
• Using a 2:1 standard, the estimates sit close to the threshold but usually do not cross into chronic ketosis.
• The likely pattern is periodic ketosis: sleep, fasting, long hunts, scarcity, infection, and other stress windows.
• High protein matters because it can move a very low-carbohydrate meal away from sustained ketosis.
• The diet still creates glucose pressure because carbohydrate is scarce even when chronic ketosis is absent.

4. Glucose conservation and the brain

• The adult brain still needs a minimum amount of glucose even when ketones are available.
• The glucose range is roughly 30 grams per day as an absolute minimum and about 110 grams per day under ordinary adult conditions.
• Glucose also matters for immune function, especially when infection raises immune-cell demand and insulin resistance helps keep blood glucose available.
• The infant brain intensifies the problem because it consumes a much larger share of body energy and glucose.
• The selective pressure is therefore strongest where infant survival, fasting, infection, cold, and scarce protein overlap.
• The fed-mode ketone rise makes sense as a way to save glucose for the next fasted or stressed interval.

5. Infant risk and hypoketotic hypoglycemia

• The dangerous side of the variant is low ketones plus low glucose during sleep, missed feeding, or infection.
• Greenberg's work enters through family clusters, high allele frequency, and sudden-infant-death concern.
• A Nunavut example has sudden-infant-death frequency moving from 5.4 per thousand to 32.7 per thousand in one community.
• Mechanistically, lower hepatic CPT1A activity lowers ketone output when the liver should supply the brain.
• The P479L enzyme activity figure is about 22 percent of wild-type activity in fibroblast work.
• Pancreatic CPT1A may also lower glucagon support, so blood glucose can fall at the same time that ketones are low.
• Infants are vulnerable because their brains can become energy deficient during sleep and illness.

6. Omega-3 buffering

• Omega-3 intake is the central ancestral buffer in this model.
• Marine omega-3s increase CPT1A activity and concentration, offsetting the low basal activity of the variant.
• Traditional marine foods therefore make the variant safer in fasted mode and useful near the fed-mode threshold.
• A modern shift toward more glucose, less marine fat, and lower fatty-acid oxidation removes that buffer.
• The Inuit and Yup'ik context is therefore diet-gene-environment interaction, not the isolated effect of a mutation.
• High omega-3 intake helps explain how the mutation can be common without constant infant catastrophe.

7. Food ecology and migration

• The ancestral food system includes seals, fish, salmon, whale oil, whole dried marine foods, birds, caribou, deer, and other land mammals.
• Leaner land protein remains important, so the food system is not just fat and fish oil.
• The migration story moves away from a simple Bering Land Bridge remnant model.
• Paleo-Inuit ancestry is placed in ancient Northeast Asia, with Neo-Siberian-related communities moving toward riverine and maritime niches.
• Boat and coastal routes matter because the Bering Land Bridge had already sunk before the relevant Paleo-Inuit movement.
• The marine-superhighway or kelp-superhighway model fits the route and food-system explanation.
• Pottery and storage evidence supports dried omega-3-rich fish, stored marine foods, and oil extraction for eating.
• Seal oils and whale oils matter, but whole-food marine storage matters too.

8. Timing of selection

• The selective sweep is placed mainly after the Ice Age and not simply inside the Younger Dryas story.
• Ancient DNA from Northeast Asia before the key migration has not yet yielded the variant in this account.
• The first ancient-DNA occurrence here is the roughly 4,000-year-old Saqqaq Paleo-Eskimo genome from Greenland.
• Clemente's estimate leaves a broad window, but the working model narrows attention to about 6,000 to 4,000 years ago.
• The pressure is a sudden combination of colder conditions, less reliable protein, new disease risk, isolation, and marine specialization.
• The goal of selection is preserved metabolic flexibility under longer and harsher stress intervals.

9. Cold, clothing, and energy demand

• Cold does not need to mean a direct CPT1A cold-tolerance mechanism.
• The separate stature and growth-signaling idea remains limited here.
• Cold still raises glucose demand through inspired cold air, frozen food, higher metabolic rate, and heat production.
• Efficient clothing reduces the need for core-temperature conservation adaptations, so metabolism and technology both belong in the story.
• The cold-stress example uses minus-40 Fahrenheit and an extra-energy estimate near 1,000 calories per day.
• The variant helps by protecting glucose supply when cold adds another drain on fuel availability.

10. Current-day carriers and disease patterns

• Lemas 2012 compares L479 homozygotes, heterozygotes, and P479 homozygotes in Yup'ik Eskimos.
• The L479 pattern is linked to lower triglycerides, lower VLDL, slightly higher HDL, lower overall fat mass, and healthier fat distribution.
• This is a healthy-obesity pattern because fat storage is less centered on high-risk abdominal distribution.
• The mutation does not protect people against a Western diet.
• As traditional foods recede, diabetes and cardiovascular disease can rise toward the broader population pattern.
• Higher omega-3 intake remains linked to better health markers, but not as complete protection.

11. Paleo-Eskimo and Neo-Eskimo contrast

• The Paleo-Eskimo and Neo-Eskimo transition works as an ancient test case for the omega-3 buffer.
• Paleo-Eskimo groups carry the variant but may have moved away from the marine omega-3 complex toward more land mammals.
• Neo-Eskimo groups gained dog-sled coastal technology that improved access to marine mammals and omega-3-rich foods.
• The proposed difference is not possession of the variant, but access to the food system that makes the variant work.
• Loss of marine fat would expose the fasted-mode downside in infants and reduce the fed-mode advantage.
• This metabolic story helps explain a major Arctic population transition.

12. Wider human-brain evolution

• Wang 2014 supplies the deeper evolutionary lens: ketogenesis and lipid energy metabolism conserve glucose for the brain.
• This links to HMG synthase duplication, liver SCOT repression, and the old mammalian machinery of ketone production.
• Crawford and Cunnane supply the infant-brain lens, where fat babies, ketones, glucose, DHA, and marine foods support brain expansion.
• The African shore-based or Rift Valley food model becomes a far older parallel to the Arctic omega-3 story.
• The Arctic case is therefore a late, local version of a broader fuel problem in human evolution.
• The exogenous-ketone analogy works because the variant may keep ketones available during a fed-mode crossover period.

13. Public meaning and diet takeaways

• The Inuit should not be used as a weapon in diet wars about permanent ketosis versus anti-ketosis.
• The core lesson is that ketosis is one tool inside a larger metabolic arsenal.
• Chronic strict ketosis may be useful in some therapeutic contexts, but it should not become the universal ideal.
• Metabolic flexibility means being able to use glucose and ketones at the right time, under the right stress, in the right environment.
• Precision nutrition should study individual differences in switching between glucose and ketones.
• The Arctic variant teaches that genes, diet, life stage, infection, cold, and technology all shape the same metabolic outcome.

References

References

• [01:59] Inuit metabolism revisited: what drove the selective sweep of CPT1a L479? — https://doi.org/10.1016/j.ymgme.2020.01.010
• [07:16] Ancient human genome sequence of an extinct Palaeo-Eskimo — https://doi.org/10.1038/nature08835
• [07:43] The Diet of Canadian Indians and Eskimos — https://doi.org/10.1079/PNS19530016
• [08:02] The relative importance of essential fatty acids of the linoleic and linolenic families: studies with an Eskimo diet — https://doi.org/10.1016/0163-7827(81)90167-3
• [08:40] Cancer as a metabolic disease — https://doi.org/10.1186/1743-7075-7-7
• [08:40] Cancer as a Metabolic Disease: On the Origin, Management and Prevention of Cancer — https://doi.org/10.1002/9781118310311
• [10:37] A selective sweep on a deleterious mutation in CPT1A in Arctic populations — https://doi.org/10.1016/j.ajhg.2014.09.016
• [10:44] The paradox of the carnitine palmitoyltransferase type Ia P479L variant in Canadian Aboriginal populations — https://doi.org/10.1016/j.ymgme.2008.12.018
• [20:06] Alaskan Arctic Eskimo: responses to a customary high fat diet — https://doi.org/10.1093/ajcn/25.8.737
• [20:06] Carbohydrate and lipid metabolism in the Alaskan Arctic Eskimo — https://doi.org/10.1093/ajcn/28.6.588
• [20:06] The composition of the Eskimo food in north western Greenland — https://doi.org/10.1093/ajcn/33.12.2657
• [20:06] Traditional and modern Greenlandic food — dietary composition, nutrients and contaminants — https://doi.org/10.1016/j.scitotenv.2007.05.042
• [20:45] Antiketogenesis: II. The Ketogenic Antiketogenic Balance in Man — https://doi.org/10.1016/S0021-9258(18)86089-6
• [20:45] Clinical Calorimetry: XLV. Prolonged Meat Diets with a Study of Kidney Function and Ketosis — https://doi.org/10.1016/S0021-9258(18)76842-7
• [23:19] Survival of the fattest: fat babies were the key to evolution of the large human brain — https://doi.org/10.1016/S1095-6433(03)00048-5
• [28:19] Carnitine Palmitoyltransferase I and Sudden Unexpected Infant Death in British Columbia First Nations — https://doi.org/10.1542/peds.2011-2924
• [28:34] Evidence for an association between infant mortality and a carnitine palmitoyltransferase 1A genetic variant — https://doi.org/10.1542/peds.2010-0687
• [28:34] Prevalence and distribution of the c.1436C→T sequence variant of CPT1A among Alaska Native infants — https://doi.org/10.1016/j.jpeds.2010.07.031
• [28:34] Evidence for an association between infant mortality and homozygosity for the Arctic variant of CPT1A — https://doi.org/10.1038/gim.2015.197
• [28:34] Impaired fasting tolerance among Alaska Native children with a common CPT1A sequence variant — https://doi.org/10.1016/j.ymgme.2011.06.017
• [29:12] Molecular characterization of L-CPT I deficiency in six patients: insights into function of the native enzyme — https://doi.org/10.1016/S0022-2275(20)31604-7
• [32:30] Comparative effects of perilla and fish oils on the activity and gene expression of fatty acid oxidation enzymes in rat liver — https://doi.org/10.1016/S1388-1981(00)00026-3
• [32:30] Plasma essential fatty acids in pure and mixed race American Indians on and off a diet exceptionally rich in salmon — https://doi.org/10.1016/0262-1746(85)90036-8
• [35:07] The population history of northeastern Siberia since the Pleistocene — https://doi.org/10.1038/s41586-019-1279-z
• [37:00] The kelp highway hypothesis: marine ecology, the coastal migration theory, and the peopling of the Americas — https://doi.org/10.1080/15564890701628612
• [37:52] The role of salmon fishing in the adoption of pottery technology in subarctic Alaska — https://doi.org/10.1016/j.jas.2023.105824
• [37:52] Tracking the Adoption of Early Pottery Traditions into Maritime Northeast Asia: Emerging Insights and New Questions — https://doi.org/10.1007/978-981-19-1118-7_14
• [39:44] Genetic study of the Arctic CPT1A variant suggests that its effect on fatty acid levels is modulated by traditional Inuit diet — https://doi.org/10.1038/s41431-020-0674-0
• [42:44] CPT1A missense mutation associated with fatty acid metabolism and reduced height in Greenlanders — https://doi.org/10.1161/CIRCGENETICS.116.001618
• [46:45] Genetic polymorphisms in carnitine palmitoyltransferase 1A gene are associated with variation in body composition and fasting lipid traits in Yup'ik Eskimos — https://doi.org/10.1194/jlr.P018952
• [49:31] Studies on the Metabolism of Eskimos — https://doi.org/10.1016/S0021-9258(18)83867-4
• [49:35] Metabolic Studies of Eskimos in the Canadian Eastern Arctic — https://academic.oup.com/jn/article-pdf/12/4/337/24118982/jn0120040337.pdf
• [49:37] Further Studies on the Metabolism of Eskimos — https://doi.org/10.1016/S0021-9258(18)76442-9
• [49:37] Ketosis During Fasting in Eskimos — https://doi.org/10.1016/S0021-9258(18)76093-6
• [50:02] Arctic Indigenous Peoples Experience the Nutrition Transition with Changing Dietary Patterns and Obesity — https://doi.org/10.1093/jn/134.6.1447
• [52:23] The genetic prehistory of the New World Arctic — https://doi.org/10.1126/science.1255832
• [59:03] Metabolism as a tool for understanding human brain evolution: lipid energy metabolism as an example — https://doi.org/10.1016/j.jhevol.2014.06.013
• [61:27] Rift Valley lake fish and shellfish provided brain-specific nutrition for early Homo — https://doi.org/10.1079/BJN19980004