Cosrx Low pH Good Morning Gel Cleanser-50mlCOSRX Low pH Good Morning Gel Cleanser is a facial cleanser from the South Korean skincare brand COSRX. This cleanser is formulated with a low pH of around 5. 5, which is similar to the pH of healthy skin, which helps to maintain the skins natural acidity, and prevent over drying and irritation. It also contains other beneficial ingredients such as tea tree oil, which helps to soothe and reduce the appearance of blemishes, and Centella Asiatica