One of Evreward's most popular merchants since 2008, Nars Cosmetics offers coupons, cash back rebates and rewards, with savings as high as 40% off. Nars Cosmetics discount coupons are infrequent, only available a couple times per year, but are often more valuable than similar merchants. Even when Nars Cosmetics doesn't have a coupon, you can always get up to 20% cash back, and other great rewards, with every purchase.