What is Salicylic Acid? Salicylic acid, known as Beta Hydroxy Acid (BHA) is an exfoliant that gently penetrates beneath the skin surface, helping to remove dirt and unclog pores. Formulated with a zinc compound to help control excess sebum, and allantoin, an anti-irritant, to help soothe and protect, our 2% Salicylic Acid Cleanser works to effectively cleanse skin, removing make-up and dirt whilst minimising excess oil, helping to reduce blackheads and blemishes and promote a more even skin tone. Salicylic Acid Cleanser acts to: Effectively cleanse skin. Reduce blackheads and breakouts. Minimize excess oil. Promote even skin tone.