Dangers of Vegan

…"With a pure plant-based diet, it is difficult or impossible to attain an adequate supply of some nutrients," states the German Nutrition Society's new position on the vegan diet. "The most critical nutrient is B-12," which is found in eggs and meat. The group says if you follow a vegan diet, you should take supplements to protect against deficiencies.

…other "potentially critical nutrients" that may be a challenge to get in a vegan diet include omega-3s — found in fatty fish — as well as minerals such as calcium, iron, iodine, zinc and selenium. So the group recommends that vegans get advice from a nutrition counselor and be "regularly checked by a physician." In addition, the society recommends against a vegan diet for pregnant women, women who are breast-feeding, children and adolescents.…