A method for improving superficial environmental, aging, hereditary, and posttraumatic skin changes (e.g., acne, hyperpigmentation, fine lines) by superficial, mechanically powered abrasion, often combined with application of topical crystals (such as vitamin C). More superficial than traditional dermabrasion and therefore does not ordinarily produce a de-epithelized wound.dermabrasion. Microdermabrasion: Treatments