Barking heads puppy days salmon herring is a complete grain free wet dog food that has been specially developed to support the healthy growth and development of your puppy this delicious puppy food contains 85 fish as an easily digestible protein source it also uses sweet potato as an alternative source of carbohydrates this wholesome wet dog food also contains kelp and alfalfa as a supply of beneficial vitamins and minerals while salmon oil provides dha an essential omega 3 fatty aci