Clinically proven 0.5% salicylic acid gets a boost from our signature peptide technology in this skin-refining serum that takes a multi-functional approach to pre-, post-, and active acne concerns. A meticulously selected ingredient profile gives this one treatment the ability to regulate breakout-causing bacteria, break down pore-clogging buildup, and support the skin’s defenses against inflammation for visibly clearer results, fast.