Merrick Classic Beef and Brown Rice with Ancient Grains Dry Dog Food 25 LbOffer your dog a recipe made from naturally nutrient rich ingredients that support overall health with Merrick Classic Healthy Grains Real Beef and Rice Recipe Dry Dog Food with Ancient Grains. Real deboned beef is the first ingredient in this dog food with brown rice helping to build and maintain healthy muscle tissue. This natural dog food also features a healthy blend of grains including quinoa and ancient grains to support healthy digestion.