The correcting concentrate for dilated pores for combination or oily skin. Excess sebum, stress, tobacco, pollution - there are countless factors that cause your pores to become dilated and distorted. An expert in cutaneous biology, BIODERMA. 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 Fluidactiv? exclusive patented complex biologically regulates sebum quality, which keeps pores from becoming clogged and limits the formation of blemishes.