Juvexin is a keratin anti-aging protein blend optimized for the hair. The most revolutionary development in hair care in the past 50 years. It started with keratin, and then evolved to Juvexin. GK Hair is the first and only company to harness the beauty benefits of Juvexin, which is delivered to the hair in its natural state. Derived from pristine sheep wool through an environmentally friendly process, Juvexin is found in GK Hair Products worldwide.