Chemical Peeling Chemical peels are used in several ways, such as treating: facial wrinkles skin discoloration light acne scarring Some doctors also use chemical peels to treat people who have had superficial skin cancers to provide a fresh skin surface and to prevent recurrence of the skin cancer. There are three depths of chemical peel: superficial medium deep While chemical peeling obviously improves the appearance and texture of skin, there are risks, usually with medium and deep peels, that must be considered. Your doctor will explain the chemical peeling process and any risks that may be involved.