Scalp Advanced Anti-oeleness 2-in1 shampoo and deep purifying clay mask L'Oréal Professionnel Paris. | Overproduction of sebum can saturate the scalp, which becomes oily. This excess oil is transferred to the hair from the roots to the ends. It's a vicious cycle and we must break it. This versatile multipurpose clay can essere Used as an anti-grease shampoo or scalp mask. It eliminates waste, sweat, and grease. Hair feels lighter and has more volume. Enriched with 6% clay, it acts as a mask to help remove debris, oil, and sweat from the scalp's surface. Developed with hair care professionals and dermatologically tested.