If you are looking to uncover the smooth and younger skin beneath what you have now you might be considering a glycolic acid peel glycolic acid is a popular treatment for winkles and acne part of the alpha hydroxyl family of natural ingredients glycolic acid is derived from sugar cane and is a fruit acid when applied to the skin it removes that top layer of skin the fresh new layer is visible its this layer thats without damage which looks fresher people who have glycolic acid p