Eucerin Impure Skin Dermo Purifyer Scrub 100ml Eucerin Dermo Purifyer Scrub unclogs pores & refines skin texture while reducing blackheads & blemishes. Eucerin Dermo Purifyer Scrub is applied weekly as part of a cleanse, clear & care routine. Its oil-free formula, with Lactic Acid, works directly where blemishes originate without drying out the skin. Pore-refining micro-particles gently exfoliate the skin without damaging it. Skin is noticeably clearer, smoother & visibly refined as a result.