ISDIN Acniben 2, 27 ml, Skin Serums for Women, The ISDIN Acniben face serum is a product full of active ingredients, meaning it provides absolutely luxurious care for your skin. Characteristics: does not clog pores non-comedogenic product eliminates signs of acne How to use: Dab an appropriate amount of the serum gently into clean skin with your fingertips. Apply to the face, neck and chest.