Washed your hair yesterday and roots already greasy? Discover NEW Elvive Hydra Pure 72h Purifying Shampoo by L’Oréal Paris! Inspired by skincare, our formula is powered with [Salicylic Acid], which helps remove excess oil and impurities & [Hyaluronic Acid] for a boost of moisture. The result? Get up to 72h of a purified scalp & hydrated lengths* without stripping natural moisture and no weigh down. Scalp is gently cleansed of: - Excess oil & grease - Impurities - Product build-up - Dead cells What makes it effective? Grease or oil is totally natural and helps to moisturise your hair and scalp. However, it is important to regularly wash your hair to prevent excess build up