Avene Cleanance Exfoliating Serum 30 ML: The exclusive acid duo of lactic and succinic acids helps to exfoliate the skin, reducing the appearance of blemishes, pores and marks. The glutamic acid provides a sebum-regulating effect to reduce excess sebum. Key Components Glutamic Acid Lactic Acid Avene Thermal Spring Water Indication Blemishes Pores How to use 1 to 2 times a day. Apply once or twice a day, morning and/or evening to clean, dry skin on the face, neck, décolleté, avoiding the eye area. Alone or in combination with your skin care routine.