We also use Gk hair Keratin treatments, which is Number 1 worldwide in hair smoothing. All hair care products are 100 💯 sulphate free, chemical free and is environmentally friendly. Juvexin the main ingredient is a keratin anti aging protein blend optimised for the hair. Juvexin restores hair from the inside out, as well as leaving your hair frizz free, healthier and more manageable for 3-5months. Gk hair treatments are progressive, so with each treatment your hair will last better and improve each time.