Cetaphil Optimal Hydration 48H Activation, 30 ml, Skin Serums for Women, The face serum is a product full of active ingredients, meaning it provides absolutely luxurious care for your skin. Characteristics: suitable for sensitive skin has a soothing effect does not clog pores hydrates and nourishes effectively Ingredients: dermatologically tested no perfume provitamin B5 (panthenol) hyaluronic acid – binds large quantities of water and hydrates intensively How to use: Use every morning and/or evening.