Advantages of Salicylic Acid For AcneSalicylic acid is a key active ingredient in lots of nonprescription acne therapies. It dries up blackheads and whiteheads as well as minimizing excess oil. It can also aid fading acne scars, although it might take a while.Like benzoyl peroxide, it functions by unplugging skin pores. However it does so in a diff