Tracked by Evreward since 2018, Dr. Schulze's offers coupons, cash back rebates and rewards, with savings as high as 15% off. Dr. Schulze's discount coupons are somehwat rare, available a few times each year. Even when Dr. Schulze's doesn't have a coupon, you can always get up to 10% cash back, and other great rewards, with every purchase.