Helps in cell building and maintaining normal growth and development of the central nervous system. Helps form hormones and antibodies. Necessary for the conversion of fat and sugar to energy. Wheat germ, green vegetables, whole grains, mushrooms, fish, peanuts, brewer's yeast. Needed for production of red blood cells and antibodies.
Excessive doses can lead to nerve damage.
Chicken, beef, bananas, brewer's yeast, eggs, brown rice, soybeans, oats, whole wheat, peanuts, and walnuts . Vitamin B-12 comes only from animal foods. Vegetarians must supplement B-12. Beef and other meats, clams, eggs, fish and dairy products. Vitamin B-15 is of particular interest in the areas of increased energy and athletic performance.