Description *california gold nutrition® biotin *10,000 mcg d-biotin *featuring tapiogelstm tapioca softgels *supports healthy energy production & immune function *helps to maintain healthy hair, nails & skin biotin is a water-soluble vitamin necessary for normal growth and body function. Biotin functions as a key regulatory element in gluconeogenesis, fatty acid synthesis and in the metabolism of some amino acids. Alongside its role in energy production, biotin enhances the synthesis of certain proteins. In addition, biotin promotes healthy immune system function and plays a critical role in hair, nail and skin health. California gold nutrition® biotin tapiogelstm softgels are manufactured in the usa and meet or exceed all qualitative and quantitative quality control specifications: usage take 1 veggie softgel daily with or without food. Best when taken as directed by a qualified healthcare professional.