Brand from Japan: NatureLab. Temporarily modifies the hair’s natural barrier to allow active ingredients to penetrate more easily.Booster formula improves the delivery of both oil-soluble and water-soluble hair restoring serum ingredients by increasing their solubility.4 types of Keratin, deliver deep, intense hydration to dry, damaged hair.Packed with salon-quality hair restoring ingredients, it targets dry, damaged hair and instantly transforms it for touchable soft results. A key component that helps form hair, this exceptional keratin blend helps to plump up hair and give elasticity for stronger, shinier, and healthier hair.How to use:After letting your hair get fully wet with lukewarm water, apply a small amount of shampoo to your palms and massage until it lathers. Rinse thoroughly.