21St Century Biotin 10000 Cap 110S21st Century Biotin 10,000 mcg Capsules (110s) 21st Century Biotin is a high potency dietary supplement designed to support healthy hair, skin, and nails. Each capsule provides 10,000 mcg of biotin, an essential B vitamin that helps maintain hair strength, nail integrity, and skin vitality. Key Benefits Supports healthy hair growth and strength Promotes strong nails and skin health High potency 10,000 mcg biotin per capsule Convenient 110 capsule pack