The Bioderma Sebium Pore Refiner Corrective Concentrate is a dermatological correcting treatment that tightens dilated pores and improves skin texture. Excess sebum, stress, tobacco, pollution - there are countless factors that cause your pores to become dilated and distorted. An expert in cutaneous biology, BIODERMA research has innovated and created Seacute;bium Pore Refiner: this correcting concentrate improves the skin's appearance. Its texture becomes finer, more regular and clearer, and pores are tightened and less visible. The Fluidactiv exclusive patented complex biologically regulates sebum quality, which keeps pores from becoming clogged and limits the formation of blemishes. Agaric acid, a powerful astringent, tightens pores and refines the skin texture Anti-oxidants preserve the skin's natural radiance. How to use: Morning and/or evening - 7 days a week Use Seacute;bium Pore Refiner on your skin after cleansing with Seacute;bium Gel moussant or Seacute;bium H2O. Apply Seacute;bium Pore Refiner alone or before your care cream, either on your entire face for oily skin or locally on your T-zone for combination skin: forehead, nose, chin.