The L'Oreal Professionnel Serie Expert Absolut Repair Molecular Strengthening Shampoo is designed to intensely repair and strengthen severely damaged hair. This advanced formula works at the molecular level to restore the integrity and vitality of the hair fiber. It is ideal for replenishing compromised hair, leaving it soft, resilient, and healthy-looking after every wash. Use this shampoo as the first step in your intensive repair routine to prepare the hair for subsequent treatments.