Some By Mi AHA BHA PHA 30 Days Miracle Toner is a dual functional cosmetic, gentle exfoliating-low pH toner with AHA/BHA/PHA, papaya extract & witch hazel extract, that helps to control pores and keep skin smoothe and healthy. It contains a high concentration (10,000 ppm) of tea tree water extract which improves the skin tone and texture, as well as soothes inflammation, while adenosine and niacinamide target wrinkles and a dull skin tone. This miracle toner is dermatologically tested for sensitive skin and has an optimal pH of 5.5. This is suitable for acne-prone skin, that has a low possibility to clog the pores, not the closed comedones which trap the sebum from inside the pores. It also helps to reduce the excessive sebum production. The effective formula helps to calm down the skin. The formula is free of artificial fragrance and colors, mineral oil and silicone. With AHA to slough off dead skin cells and impurities on the skin surface; BHA to remove impurities and sebum inside pores; and PHA to prevent moisture loss in the skin