GNC Biotin Shampoo | 354 ml  (354 ml)

Biotin [bahy-uh-tin] is a member of the B vitamin family (B7). Without adequate biotin in the body, protein cannot be built at the rate necessary to replace weak hair. 1. GNC Biotin Shampoo is professionally formulated for all hair types. 2. This natural PH balanced shampoo is biodegrable and has absolutely no artificial colouring or fragrance.