Our Catfish Formula dog food is naturally high in protein. This healthy dog food benefits your dog’s digThis wholesome, grain-free recipe is specifically formulated for your growing puppy. It contains chicken & turkey liver with a combination of natural proteins for optimum nutrition. estion, regulates hormones, and builds muscles, making our Catfish Formula not just flavorful, but the healthiest dog food. Making this limited ingredient dog food chicken free and grain free helps any dog that may have a pet food allergy. In addition to being a hypoallergenic dog food, our Catfish Formula contains rich amounts of essential fatty acids. Good for medium sized dogs to all size dogs, catfish makes a good puppy food for your newly acquired pup.