Solgar Biotin 5000µg Vegetable Capsules contain Biotin, a water-soluble B-vitamin. Biotin helps to support healthy skin, nails and hair, and is necessary for certain enzymes to work properly. Biotin also supports energy production in the body by converting food into energy, and is required for protein, carbohydrate, and fat metabolism. It also contributes to the maintenance of normal mucous membranes. Biotin contributes to normal functioning of the nervous system as well as normal psychological functioning. **Free from:** Gluten, Wheat, Dairy, Soy, Yeast, Sugar, Sodium, Artificial Flavor, Sweetener, Preservatives and Color.