The Blemish Serum reduces the appearance of blemishes. Skin Type: Combination to oily, blemish-prone skin.​ Texture: Silicone-free, light and milky texture that penetrates instantly for a non-greasy and non-sticky finish. THE MACRO-ALGA​: Selected for its sebo-balancing action*, from which we have ​ extracted a pure ingredient effective on the appearance of blemishes.​ -20% OF VISIBLE PORES​ -36% OF BLACKHEAD​ APPEARANCE​ AFTER 1 WEEK**​ IMMEDIATELY ​ Skin looks smoothed and mattified.​ ​AFTER 1 WEEK​ Excess sebum is reduced. Pores are tightened and skin texture is refined.​ ​AFTER 4 WEEKS​ Skin is purified, blemishes appear reduced. Skin quality is visibly improved.​ * In vitro test ** Clinical scoring on 25 cases in combination with the Sebo Active Clear lotion and care​