Based on your answers and that you have a senior dog, we recommend our ORGANIX® Grain Free Organic Senior Recipe. Our USDA Organic Senior Recipe starts with organic, free-range chicken as the first ingredient with organic sweet potatoes and organic peas. It is formulated with glucosamine and chondroitin to help support joints plus a blend of powerful superfoods, such as organic flaxseed, organic blueberries and organic coconut oil.