Anti-blemish serum for night application. - Clarifying facial serum with BHA (salicylic acid), AHA (lactic acid) and prebiotics. - Reduces blemishes and pimples for a more even complexion in 14 days. - Exfoliates overnight, softens and balances the skin to prevent blemishes. Pore Blemish Control Anti-Blemish Serum purifies, provides a more even complexion and nourishes the skin overnight. This fragrance-free serum has an exfoliating effect thanks to the 2% BHA (salicylic acid) and 2% AHA (lactic acid) it contains, it dissolves dead skin cells, provides a more even skin and reduces pimples. At the same time, its prebiotic-enriched formula nourishes and balances the skin to prevent new blemishes. Confirmed effectiveness by an external institute, applied once a day.