La Roche-Posay Effaclar Duo Plus is a skincare product designed to target and reduce the appearance of blemishes, blackheads, and whiteheads. It contains a combination of active ingredients, including salicylic acid and niacinamide, which work together to unclog pores, reduce inflammation, and prevent the formation of new imperfections. The formula is also enriched with Procerad, a patented ceramide that helps to prevent the appearance of marks and discoloration left by acne. La Roche-Posay Effaclar Duo Plus is suitable for oily and acne-prone skin types and can be used as a standalone treatment or in combination with other skincare products.