Depends on Stage
Glycolic acid has the ability to moderately stimulate collagen synthesis and can be used for the treatment of stretch marks. I would only recommend them in the early stages, however.
When stretch marks are in the "red" stage, striae rubra, they are are amenable to treatment with a number of products including glycolic acid. After three or four in office peels you will probably notice a slight change in their length, width and intensity. In office peels are safe for all skin types,...