Acne-prone skin, weakened by treatments. Aqua Posae Filiformis, a unique prebiotic biomass from La Roche-Posay, developed in a soothing and repairing formula. Immediately, the skin is intensely soothed and hydrated for up to 48 hours. Day-after-day, redness and peeling are reduced. The skin barrier is intensely repaired. Imperfections are reduced. The appearance of pimples (-49%)*, blackheads (-16%)* and marks is reduced.*clinical results - 43 subjects - two applications a day. Non-greasy, non-sticky. Non-comedogenic. tested under dermatological control, in association with medical treatments for acne.