1. MATTIFIES SKIN. Upon first use, EFFACLAR MAT reduces excess sebum, instantly giving skin a long-lasting, shine-free matte finish. 2. REFINES PORES. With reduced sebum production, pores are tightened and less visible. Skin appearance is improved*. 98% Complexion is more even. 96% Skin is smoother. Your FREE Skin Care Course: The main ingredients are LHA and salicylic acid that exfoliate the skin while clearing sebum from the top layer and deeper within the pore. This action can cause some skin purging especially if this is the first active acne treatment you have used and there is more congestion to clear away. Effaclar Duo+ is also cleverly formulated to minimise Good old water, aka H2O. The most common skincare ingredient of all. You can usually find it right in the very first spot of the ingredient list, meaning it’s the biggest thing out of all the stuff that makes up the product. In skincare, sodium chloride plays many roles. Sodium Chloride helps make product thicker. It also prevents ingredients from separating. COSRX Low pH Good Morning Gel Cleanser contains this as ingredient number 4. La Roche-Posay Effaclar Medicated Gel Face Cleanser for Acne Prone Skin contains this as ingredient number 6. 3. Who Makes Effaclar Duo? This product is made by a manufacturer called La Roche-Posay. They were founded in 1995 by the L’Oreal Group. La Roche-Posay is a very popular acne skin care brand within the pharmaceutical community in Europe. The manufacturer made sure to get dermatologists to test their skincare products before releasing them to the Only use it on the areas that are broken out or tend the break out. It also work well on blackheads. I also suggest using it in combination with the Neutrogena hydro-boost moisturizer as it is oil free and noncomedogenic. I use the full regimen twice a day and moisterize only at night. La Roche-Posay Effaclar Face Serum with Salicylic Acid. Effaclar Face Serum with Salicylic Acid. Item 2597368. 4.5. 598 Reviews Q & A. $39.99. Diamond and Platinum Exclusive! + 1 offer. La Roche-Posay Effaclar Duo Dual Action Acne Treatment reduces the number and severity of acne blemishes and helps clear blackheads and whiteheads. With 5.5% micronized benzoyl peroxide and micro-exfoliating lipo-hydroxy acid, this treatment provides fast, visible results in 3 days. La Roche-Posay Effaclar Foaming Gel 200ml $32.54. La Roche-Posay Effaclar Micro Peeling Cleanser 200ml $38.16. La Roche-Posay Effaclar Ultra Concentrated Serum 30ml $67.74. La Roche-Posay Effaclar Duo: Corrective and Unclogging Care (out of stock) La Roche-Posay Effaclar Mat Anti-Shine Moisturiser $40.41. Add To Bag. A9XvEX.