Hair Care › Smoothing › Detangling › Vitamin E › Leave-In Conditioner

Biotin (aka B7 vitamin) is necessary for the function of several enzymes known... Biotin (aka B7 vitamin) is necessary for the function of several enzymes known as carboxylases. These biotin-containing enzymes participate in important metabolic pathways such as the production of glucose and fatty acids. Biotin plays a key role in... more