The correcting concentrate for dilated pores for combination or oily skin.; An excess of sebum, stress, smoking, pollution. so many factors are responsible for the dilation and deformation of pores. An expert in cutaneous biology, Bioderma research has innovated and developed Sebium Pore Refiner;- This correcting concentrate improves the appearance of the skin: its texture is more refined, more regular and clearer, and the pores are closed and less visible. - The exclusive patented Fluidactiv® complex* maintains the quality of the sebum, thus preventing obstruction of the pores. - An astringent dermatological active agent refines the skin texture and the antioxidant agents preserve its natural radiance. - The light, liquid formula of Sebium Pore Refiner instantly melts into the skin and leaves a pleasant velvety finish.