Bioderma Sebum Gel Moussant Actif Tube effectively cleanses the skin without irritating it. It acts both on the causes and the consequences of blemishes from cleansing while respecting the skin's ecosystem. The combination of salicylic acid (BHA) and glycolic acid (AHA) helps unclog blemishes, pores, reduce imperfections and refine skin texture. It acts on the causes of imperfections with the help of the sebum-regulating and sanitizing zinc gluconate.