Every skincare ingredient has received its fair share of hype, but salicylic acid more than deserves it. A clinically proven warrior in the face of acne, this is a BHA worthy of its reputation. Whether it’s compounded in a cleanser or serum, its power lies in its exfoliating properties. Salicylic acid is oil soluble, so it can easily penetrate your skin, unclog pores and reduce sebum production –...