Promotes healthy hair**
Supports healthy skin and nails**
Contains 10,000 mcg of biotin .
Try a stand-alone biotin supplement for better hair, skin and nails support.** Biotin is a water-soluble vitamin that serves as an essential coenzyme for five enzymes. Biotin-dependent enzymes play crucial roles in the metabolism of fatty acids, amino acids and glucose.** High Potency Biotin is also available in 5,000 mcg (5 mg).