Tracked by Evreward since 2016, Glam Glow offers coupons, cash back rebates and rewards, with savings as high as $45 off. Glam Glow discount coupons are somehwat rare, available a few times each year. Even when Glam Glow doesn't have a coupon, you can always get up to 20% cash back, and other great rewards, with every purchase.