Brand from South Korea: Dr.Melaxin. Benefits:A serum that contains three types of peeling ingredients for troubled skin scaling.Containing 10000 ppm of Cica-Exosome, a patented ingredient of dermatology skin booster.Helps improve acne-causing bacteria 'P.acne'.Suitable for acne skin.How to use:1. After washing your face, spread it evenly all over your face except for your eyes and mouth without moisture.2. Massage for a minute, and wash it clean with running water.