ForumsArchive of old foru...Acne and its treatm...Over-the-counter ac...Glycolic Acid Notifications Clear all Unless you have severe, widespread, and scarring acne, The Regimen is normally my suggestion for the most effective acne treatment.My suggested acne treatment Learn The Regimen → Learn The Regimen → Glycolic Acid C Jeep MemberMember0(@cjeep) Posted : 02/14/2014 10:35 am Does anyone know if you put the glycolic acid on before or after your anti aging serums? Quote Lewis S 0(@LewisS)Posted : 02/14/2014 12:43 pm I'd say use any AHA products last. So after. Quote