Dietary supplement based on brewer's yeast, collagen, magnesium, vitamin C, vitamins B3, B5, B6, B8, zinc, methionine, and cystine. Amino-complex formulation (with rice protein hydrolysates) for improved absorption of active ingredients. Formulated with Peptan® collagen peptide, widely studied and recognized for its quality. Zinc contributes to the maintenance of normal hair and nails. Biotin contributes to the maintenance of normal hair. Directions for use: Take 2 tablets daily (at dinner).