Acana senior dry dog food has been formulated to meet the nutritional needs of elderly dogs aged 7 years and over this delicious kibble contains 65 meat and fish as an excellent source of animal protein which is important for maintaining healthy muscle mass it also boasts a reduced carbohydrate content the recipe for this kibble is based on acanas wholeprey principle which mirrors the natural diet of dogs in the wild to limit the supply of carbohydrates acana senior dog food contains b