Source Naturals, Biotin, 10,000 mcg, 120 Tablets

Dietary Supplement Hair, Skin, & Nail Support Non GMO Validated Biotin is a water-soluble vitamin required by our bodies to maintain healthy hair and skin. Preliminary evidence also suggests that biotin can promote healthy nails. Its involvement as a coenzyme in carbohydrate, protein and fat metabolism also supports our metabolic processes that burn fuel and produce energy, as well as supporting normal functioning of the nervous system.