Eg, "Soyboy", or fear-mongering that phytoestrogens like in soy may increase risk of estrogen-linked cancers but somehow the estrogen in (pregnant) cow's milk is not worth mentioning. In reality, there's evidence implicating cow's milk in the development of breast cancer* and both processed meat and red meat are recognized as carcinogens by the WHO

*https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4524299/