Salicylic acid 6% is highly effective for treating acne due to its ability to penetrate deep into pores, dissolving oil and debris to unclog them and prevent future breakouts. It also has anti-inflammatory properties that help reduce redness and swelling associated with acne lesions, promoting faster healing. Regular use of salicylic acid 6% can lead to clearer, smoother skin by exfoliating dead skin cells and preventing the formation of new acne blemishes.