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NATROL Biotin BEAUTY Tablets promotes Healthy Hair And Strong Nails Supports Cellular Energy Production. It contains Biotin, a water-soluble B vitamin, acts as a coenzyme in the metabolism of proteins, fats, and carbohydrates. Biotin is also known as vitamin H or B7 and not only helps to promote radiant skin, strong nails, and healthy hair but also aids in the conversion of daily food intake into natural energy./p Clinical studies indicate that those with deficiencies of biotin can experience brittle nails and hair loss. By taking Natrol Biotin daily, you can improve the strength of nails, healthy hair, and radiant skin. Biotin supports the growth of cells and production of fatty acids which can increase the bulb size of hair follicles, which helps to make the hair appear fuller and thicker.