Glycolic Acid will help decrease fine lines and cause the release of debris within the pores so they appear more refined and the skin will be smoother and tighter. Glycolic acid will also help improve the hydration level and circulation in the skin, giving your skin a healthier appearance. When used in a peel treatment, glycolic acid can help promote collagen production and treat: dry and oily skin, acne, age spots, skin cell renewal and anti-aging.