Daily's Biotin (Vitamin B7): Biotin is a coenzyme for carboxylase enzymes. Biotin is involved in the biosynthesis of fatty acids, amino acids and proteins. It is also needed to make glucose through gluconeogenesis. Biotin is known as the hair vitamin but is also critical for many other physiological processes. One Non-GMO Biotin provides 2000 mcg (198.2 mg) per tablet.