Luxuriously cleanse and strengthen weak, fragile hair while replenishing hair’s natural protein. Defend against future damage with a unique, plant-derived protein blend. A lush, sulfate-free, paraben-free, color-safe strengthening shampoo infused with Keratin, a natural hair protein. Replenishes strength with a combination of wheat, corn and soy proteins plus precious argan and monoi oils that lavish hair in soft, sumptuous, silky perfection. For weak, fragile hair that needs protein.