Before Grain Beef cans are incredibly edible as a main course, or mixed in with your cat’s Before Grain dry food to create the ultimate culinary symphony of flavor and nutrition. Before Grain 100% Meat cans are a great way to add fresh, premium protein to your cat’s diet and will help your pet return to the way food was supposed to be before grain got involved. Cans are not intended for use as a complete and balanced diet.