Nature’s Truth Ultra Biotin 5,000 mcg Fast Dissolve Tabs Natural Berry Flavor. Optimizes energy production in your body by helping to metabolize fats, carbs and proteins. It is a supporter of nervous system health and plays a role in maintaining healthy hair, skin and nails. Gluten free. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.