formula\nThe Dercos Oil Control Treatment Shampoo reduces excess oil on the scalp, leaving hair lighter, less oily and more manageable and easy to style. Its formula contains an Anti-Sebum Complex, an exclusive combination of four surfactants capable of delaying oiliness. They were carefully balanced and selected to help limit the spread of sebum along the capillary fibers and preserve the scalp's natural balance.\n\nefficacy\nThe scalp is purified and clean and hair becomes greasy less quickly.\nHair feels lighter and become easier to style. For 80% of users, the shampoo helps give hair volume and body.\n\n\nVichy's engagement\n\nTested on sensitive skin under dermatological control.\nHypoallergenic\nWith soothing and fortifying Vichy Thermal Spa Water\nParaben free