European Acne Treatment for Problem/Oily Skin. This European Approach, for solving Oily, Acne Prone, Problem Skn. A Series of 10 Treatments plus a customized Home Care Routine is the solution. Our Acne Treatment uses a holistic approach to Acne. A series of treatments are applied using the following products rich in ingredients from the earth and sea. A combonation of a Mud Face Wash, Herbal Astringent, Clear Complexion Mask, Sebum reducing Fluid, a special calcium and calimine treatment, Skin Equalizer Shne Free solution, is the solution for problem skin.