Common causes of acne include contact with an oily substance such as mineral oil, vegetable oil, or petroleum and the use of certain medication such as steroids or the contraceptive pill. Just when you’re beginning to grow up and get some ideas about exactly who’s behind the face in your mirror, you’re staring at a minefield of bumps and blemishes. We recommend using how to get rid of dry skin a colon cleanser like Oxy-Powder to keep the bowel clean. There is also considerable variation in the “life history” of individual scars; some people bear acne scars for a lifetime with little change, while others watch their scars diminish with time. This is the process by which acne lesions, from blackheads to pimples to nodules, are formed.