Look good, feel good... with Biotin you’ll “B” good to go! This essential nutrient is part of the Vitamin B family, all of which play a vital role in how your body converts food to energy. Biotin affects the metabolism of carbohydrates, proteins and fats, and how they are made available to the body for work, rest and play. Plus, Biotin is a great choice when it comes to hair, skin, and nail nutrition, and it’s often found as a key ingredient in shampoos and conditioners.