ingredient information
a colorless crystalline growth vitamin of the vitamin B complex found especially in yeast, liver, and egg yolk; no side effects are known. One of the B-vitamins that functions as a co-enzyme in the metabolism of carbohydrates and fats. The biotin co-enzyme also serves in crucial roles in the breakdown of amino acids. Deficiency of the vitamin can result in hair loss and dermatitis, thus it is found as a popular ingredient in hair care products.