The best exfoliator with salicylic acid is an exfoliator that addresses your skin concerns, while enabling salicylic acid to work better. What is Salicylic Acid? Salicylic acid is a beta-hydroxy acid that is used to cleanse and exfoliate the skin. It is so effective at cleansing the skin that it is often used in acne medications. Salicylic acid is also reported …