Our most potent Biotin supplement ever. Biotin plays an important role in maintaining healthy hair, nails & skin. Directions: As a food supplement for adults, take one (1) vegetable capsule daily, preferably at mealtime, or as directed by a healthcare practitioner. Do not exceed directions for use. Ingredients: Each vegetable capsule provides: Bulking agents (dicalcium phosphate, microcrystalline cellulose), Vegetable capsules shell (hydroxypropylmethyl cellulose), Anti-caking agents (vegetable magnesium stearate, silicon dioxide), D-biotin 5, 000µg