Nutritional supplement with biotin, a form of water-soluble vitamin B, which contributes to the metabolism of amino acids and improves the immune system. Biotin is a vitamin necessary for the growth and normal functioning of the body. Biotin is a key element in regulating glycogenesis, fatty acid synthesis and metabolism of several amino acids. In addition to its role in energy production, biotin also increases the synthesis of several proteins, improves the immune system and plays a critical role in skin health. How to use: It is recommended to take 1 capsule a day during a meal.