Clear Skin Formula. Works deep down to open pores. Ideal for T-Zone and problem areas. Gentle acting formula. Non-irritating. Non-drying. Dermatologist recommended. Eucerin Clear Skin Formulas are dermatologist recommended products that meet the needs of blemish-prone skin by providing effective yet gentle care without irritation. Eucerin Deep Action Toner provides essential deep cleansing to remove excess oil and keep pores open without drying. Lactic acid, proven to unclog pores, gently clears your skin. Non-comedogenic (won't clog pores); Non-acnegenic (won't cause acne); Non-irritating - well tolerated by acne-prone skin; Ideal for T-Zone and other specific problem areas.