Sentences with phrase «lowering sebum secretion»

After laser surgery for skin, topical vitamin C reduced skin injury and restored acidic skin pH. Acidic skin provides defense against microbes, and inflamed skin can have a higher than normal pH. Vitamin C also has anti-acne effects (possibly by lowering sebum secretion and preventing water loss from skin) and reduces pigmentation (e.g. for freckle reduction or to help remove skin marks).