The Cosrx AHA 7 Whitehead Power Liquid is a one-step solution for troubled skin including persistent acne, hormonal acne, sun damage and hyperpigmentation, blemish probe, or combination to oily. The Cosrx AHA 7 Whitehead Power Liquid includes Pyrus Malus (Apple water) with a combination of AHA Glycolic Acid and Hyaluronic Acid. Exfoliating and deep cleaning the pores. Reducing clogging of dead skin and trouble issues such as whiteheads and blackheads.