Get the New York City salon experience at home with Nexxus Keraphix Shampoo and Conditioner for Damaged Hair, the first steps to powerful protein-infused keratin treatment that visibly heals signs of severe hair damage after just one use.Clinically proven to deliver internal repair to severely damaged hair from the very first use.Nexxus shampoo and conditioner helps heal rough and brittle hair. The concentrated formula of this hair treatment for damaged hair features our highest level of proteins containing Keratin, Collagen, and Elastin. Shampoo $29.49 conditioner $29.49. brand new