Paula's Choice Skin Perfecting 2% BHA Facial Liquid Exfoliantis a clinically proven, daily leave-on exfoliant designed to gently shed dead skin cells and unclog pores for clearer, smoother skin. The 2% salicylic acid (BHA) penetrates deep within the pores to break down buildup, control oil, and reduce blackheads. It also minimizes the appearance of enlarged pores and helps reveal a more even skin tone. Formulated with green tea to calm and support the skin barrier. Lightweight, fast-absorbing, and offers an optimal pH of 3.2 to 3.8. Suitable for all skin types.