We found all of the Dog Food coupons available online and put them all on this page so it's super easy to find and print the coupons you want! $1.00 off. SAVE $1.00 on any THREE (3) cans of BLUE™ dog or cat wet food. $5.00 off. SAVE $5.00 on any ONE (1) bag of BLUE™ dog or cat dry food.