La Roche Posay Effaclar Duo 40ml. Effaclar Duo Antiinperfecciones, corrective and remover. Oily Skin. Grainy appearance and bright, large pores, blackheads. Directions: La Roche Posay Duo is a complete treatment that combines 4 active dermatological acting on the 2 signs of fur Eliminate imperfections imperfections severe unblock pores. Results: With La Roche Posay Duo unclogging pores, imperfections disappear severe, the skin is healthy, clean and calm. How to use: Apply Effaclar Duo La Roche Posay morning and / or evening to clean skin on his face.