Composition Salicylic Acid, Poppy and German Iris Extracts, Zinc PCA Indications Anti-acne, keratolytic and repairing serum. Especially recommended for all seborrheic, asphyxiated, keratinized and/or acne-prone Skin Moments (all degrees of acne).How to use: After using the recommended milk and P50 lotion, apply a few drops of Iribiol Complexe Serum to areas with excess oil, impurities and/or acne, avoiding the eye area, and before applying the treatment cream.