Promotes healthy hair**
Supports healthy skin and nails**
Contains 5,000 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 10,000 mcg (10 mg).