Nutricology/ Allergy Research Group, HiBiotin, 100 Mg, 90 Veg CapsProduct Description High dose biotin of which biotin is an essential coenzyme for a variety of carboxylation reactions, including the activation of acetylcoa carboxylase, a crucial enzyme in the normal, healthy synthesis of myelin. Product Benefits Dietary Supplement. Hypoallergenic. Ingredients Supplement FactsServing Size: 1 Capsule Amount Per Serving % Daily Value Biotin 100mg 333,333% ** Percent Daily Values are based on a 2,000 calorie diet.