according to different people, you should choose the personal anti-acne solution. ! @! m5 Z! c9 l9 Ftake me for example, the most effective solution is DOCTOR LI's ACNE-PIMPLE MEDICATION(SHEN QI AN CHUANG SHUI). It can solve my acne problem nightly. and it is very cheap, about 36 yuan/ 100 ml in domestic supermarket. it is my optimal choice.