La Roche-Posay Effaclar Duo +M is a lightweight acne treatment for oily and acne-prone skin. It helps reduce pimples, unclog pores, minimize the appearance of enlarged pores, control excess oil, and fade post-acne marks. Formulated with salicylic acid, niacinamide, LHA, and microbiome-balancing technology, it leaves skin clearer, smoother, and hydrated while helping prevent future breakouts.