Biotin

Recommended Daily Allowance: (FDA) .05 mg for infants.

0.3 mg for adults, pregnant and lactating women.

Physiological Effects: Involved in carbohydrate, fat, in protein metabolism.  Synergistic to other B complex vitamins.  Essential in formation of nucleic acid and glycogen. Required in nonessential amino acid synthesis.  Aids in maintaining hair color and may prevent baldness.

Deficiency Disorders: Sore tongue, gray skin color, depression, anorexia, insomnia, anemia, muscle pain, impairment of fat metabolism, nausea, lethargy, baldness integrate hair, eczema.

Natural Sources: Egg yolks, beef liver, unpolished rice, Brewer's yeast, peanuts beans, whole grains, oysters.

Synergistic Substances: Milk, B complex, folic acid, panthothenic acid, Vitamin C, sulfur.

Antagonistic Substances: Sulfonamide and other antibiotics, raw egg whites (avidin), alcohol, water, D.E.S.