Get a concentrated boost of unclogging & purifying care with the Eucerin Dermo PURIFYER Active Concentrate, a lightweight fluid for a clearer complexion. Created as the middle step in your Dermo PURIFYER regime, the silky Concentrate clarifies the skin & promotes complexion uniformity. Its concentration of Lactic Acid has a comedolytic effect & refines the skin, while Decandiol helps to prevent the further development of blemishes. Immediately after use, inflamed skin feels calmed & refreshed. Over time, excess serum, the formation of blemishes, & the abnormal growth of bacteria is reduced, resulting in a healthy looking, smooth & clearer complexion. Apply every morning & evening to clean skin. For best results, use after the Dermo PURIFYER Cleanser before the Dermo PURIFYER Hydrating Care. Preservative-free, non-comedogenic.