Maintains normal functioning of nervous system. Strict vegetarians may need supplements. Despite claims, no benefits from megadoses. Leafy greens, liver, beans, broccoli, asparagus, citrus fruits and juices. 180 mcg Important in the synthesis of DNA, in normal cell growth, and in protein metabolism.
Adequate intake reduces the risk of certain birth defects, notably spina bifida.
May reduce the risk of cervical cancer. 400 mcg, from food or pills, for all women who may become pregnant, in order to help prevent birth defects. Eggs, milk, liver, brewer's yeast, mushrooms, bananas, tomatoes, whole grains. Not necessary, not recommended. Whole grains, beans, mils, eggs, liver.