Food Source(s): Brewer’s yeast, avocados, black strap molasses, bananas, wheat germ, wheat bran, egg yolk, green leafy vegetables, organ meats, milk, legumes

Functions: Promote food assimilation, enhance antibody formation, improve digestion, enhance production of red blood cells, weight control

Deficiency Symptoms: Nervousness, loss of muscle control, skin eruptions, insomnia, anemia, skin disorders, muscle pain

Nutrient Impediments: Alcohol, birth control pills, tobacco, caffeine, radiation exposure