WEIGHTWORLD'S BIOTIN GUMMIES 5000MCG : Each serving provides 5000mcg of biotin (Vitamin B7), an essential nutrient that plays a role in several important processes. CONTAINS 9 VITAMINS & 4 NUTRIENTS : WeighWorld's biotin 5000mcg gummies have added vitamins like Vitamin A, C, E, B12, B5, B6, B7, B9, D3, Selenium, Iodine, Choline, and Inositol.