Ducray Anaphase Strengthening Conditioner 200ml is ideal in addition to the shampoo, to fortify the hair and facilitate the detangling. Its formula contains vitamins and nutrients necessary to preserve the full vitality of the hair. Its specific formula allows the hair to regain strength, vitality and shine from the first use, while facilitating the detangling. The lighter hair seems to gain in volume. Tested under dermatological control.