Cleansing Gel for blemish-prone skin Soap- and fragrance-free, Eucerin Dermo Purifyer Oil Control Cleansing Gel is a non-comedogenic daily face wash for blemish-prone skin. With 6% Ampho-Tensides, it cleanses skin gently but effectively removing dirt, make-up and any excess sebum. The cleansing gel can be used alongside medical treatment for blemished skin and during pregnancy. Dealing with maskne mask-induced blemishes Maskne, or mascne as it’s also known, is caused by excessive heat, friction and/or pressure to the areas of your face that come into contact with your mask, and subsequently cause blemishes. Eucerin Dermo Purifyer range has been shown to reduce blemishes by 64%, using a skincare regime including Eucerin DermoPurifyer Mattifying Fluid and Skin Renewal Treatment.