You might also want to check out Allprovide’s Senior food: http://www.allprovide.com/senior-blend-with-vegetables-enhanced-formula-complete-senior-dog-food-4lbs/ – the ingredients are listed as:
INGREDIENTS – Fresh chicken (USDA – Grade A), beef liver, butternut squash, carrot, broccoli, green kale, beef trachea (Natural Source Glucosamine), beef kidney, sprouted organic adzuki bean, sprouted organic mung bean, milled flax seed, milled organic whole brown sesame seed, salmon oil, organic coconut oil, sea kelp powder, oregano leaf, organic turmeric root, wheat germ oil (natural vitamin E)
They don’t use potato, grains, cereals or other fillers, and the trachea is a great source of glucosamine which can really benefit some senior dogs.
