A chemical peel is one of the least invasive ways to improve the appearance of the skin. Although chemical peels are used mostly on the face, they can also be used to improve the skin on your neck, back, hands and chest. Chemical peels can improve the skin’s appearance, in this treatment, a chemical solution is applied to the skin, which makes it “blister” and eventually peel off. The new skin is usually smoother and less wrinkled than the old skin. Chemical peels can be used to improve: