Scientifically formulated to simultaneously address the four main factors responsible for causing acne to leave the skin clear and bright. Salicylic and azelaic acids work synergistically to normalize keratinization, reducing formation of microcomedos. Directions For Use: After cleansing and toning and applying any treatment serums, apply a small amount to affected areas. May be used twice daily. Follow with sunscreen moisturizer in the daytime and antibacterial hydrator in the evening. Tips and Tricks: For oily skin, use once a week as an all-over facial treatment to stave off breakouts and control sebum production. Use at the first sign of breakout formation as a preventative treatment. Help to calm and clear rosacea-type breakouts with a twice daily application to affected areas.