Canine Caviar canned foods are for both dogs and cats. These are single protein diets with nothing added to them. These all protein diets contain No grains, No fillers, No Added Sugar or Salt and No Artificial Colors or Preservatives. These canned diets are perfect for dogs or cats that have allergies to other proteins, if you are looking for an alternative to raw (the canned is cold processed), or looking for an alternative protein to stimulate your pets immune system.