Flavor Name: Trout & Pea |?Size: 4 lb AvoDerm Advanced Sensitive Support Trout & Pea Formula is a Limited Ingredient Diet formula that is made with fish as the only source of animal protein. This formula is also grain free and slow-cooked to make it an ideal food for dogs that may have food sensitivities or intolerances. It also contains a unique blend of fiber to support easy digestion and omega fatty acids to support sensitive skin.