Eucerin dermopurifyer cover stick cover stick with salicylic acid for oily and blemish prone skin eucerin dermopurifyer cover stick is targeted blemish treatment to reduce the appearance of blemishes and cover imperfections eucerin dermopurifyer cover stick is targeted blemish treatment proven to reduce the appearance of blemishes cover imperfections and calm irritation used daily on affected areas its formula with salicylic acid has a comedolytic effect opening up clogged pore