Did you know you can combine Whole Foods store coupons with manufacturer coupons to save big on products at Whole Foods? Combine coupons with sale prices to save even more. Take a look at this coupon stack on Back to Nature Granola (learn more about coupon stacking). Print a store coupon and a manufacturer coupon to save on two bags, making each bag only $1.99! Remember, you can only use one Whole Foods store coupon per deal/product type.