If you mean Acne Scars, your options are very few. However Glycolic Acid peels would not do anything to the scars. Glcolic acid will give you a fresher look to your skin ONLY.
TCA peels and VI peel have to be done very frequently to see any meaningful result. Acne Scars are best treated with laser resurfacing, depending on the depth of the scars you may need more than one time laser resurfacing.
Deep scars may need combination treatment, surgery, laser, and TCA, VI peels(one a...