Help your senior dog stay active in their golden years by serving them the 100% complete, balanced nutrition of Purina ONE High Protein Dry Senior Dog Food Plus Vibrant Maturity 7 Plus Formula. With real chicken as the number one ingredient, this high-protein dog food helps senior dogs maintain strong muscles and a healthy heart. MCT-rich vegetable oil nourishes mental sharpness, while four antioxidant sources support immune function. This formula also includes glucosamine to help promote senior dog hip and joint health. With zero percent fillers, every ingredient works to support your senior sweetie. Plus, it’s highly digestible to help ensure your dog is getting the most out of every meal!