Blue Barn Super Premium senior cat food. Our own brand cat food is a complete cat food, suitable for all cat breeds. Its hypoallergenic mixture makes it perfect for cats with allergies or other special dietary requirements such as digestive issues and skin conditions. All of our Super Premium range is free of gluten, wheat, and soya. Super Premium Senior cat food. Composition: Poultry Meal (27%), Maize, Wheat Flour, Prairie Meal, Poultry Fat, Brewer’s Yeast, Salmon, Beet Pulp, Chicken Gravy, Alfalfa, Vitamins, Minerals, Fish stock, Salmon Oil, Egg Powder, Glucosamine