Give your senior dog the nutrition that he needs along with the taste that he loves with Purina ONE SmartBlend Vibrant Maturity Adult 7+ Formula dry dog food. Chicken is the #1 ingredient, providing a high-quality source of protein for his daily diet, and 0% fillers means that every ingredient in this recipe has a purpose. Enhanced botanical oils in every serving nourish and help promote mental sharpness, and a natural source of glucosamine helps to support his healthy joints so that he can maintain his sense of adventure. This senior dog food features a highly-digestible formula, so more nutrition goes to work inside of your dog. A combination of protein-rich meaty morsels and crunchy kibble gives him the taste and texture he'll love, and 100% complete and balanced nutrition provides a smart solution for your older dog's feeding routine.