Biotin is an essential nutrient found in oatmeal and vegetables. This supplement includes 10000 micrograms of this important vitamin. Supports Nervous System Health As part of the B vitamins, biotin helps support a healthy nervous system. Supports Protein, Carbohydrate, and Fat Metabolism Biotin is essential for the intermediate metabolism of carbohydrates, proteins, and fats. Biotin also provides support for healthy hair, skin, and nails. These tablets are coated for easy swallowing.