Our amino acid conditioning shampoo contains sodium laureth sulfate and hydroxyethyl cellulose. It can deeply cleanse, enhance hair toughness, prevent hair loss and tighten hair. Fill hair holes, strengthen hair and reduce breakage. Its use is simple: Soak your hair in warm water. Take a proper amount of shampoo, evenly apply to the hair, gently massage scalp. Rinse your hair and scalp thoroughly with water. And it can be deeply cleaned to remove dirt.