Country Life, Biotin, 1 Mg, 100 TabsProduct Description Biotin is a water soluble B vitamin that supports the formation of keratin, a building block for skin, hair and nails. **Biotin also supports energy metabolism.** Product Benefits Dietary Supplement. Supports Healthy Hair, Skin And Nails. Ingredients Supplement Facts Serving Size: 1 Tablet Amount Per Serving % Daily Value Biotin (as d Biotin) 1,000 mcg (1 mg) 333% Other Ingredients: Cellulose, stearic acid, cellulose & glycerin