Natural blends plus vitamins and minerals. Wholesome white meat chicken and other natural protein sources help support strong muscles, including the heart. Oat meal and natural whole grains, such as brown rice, help promote digestive health. Rich in antioxidants including those from sweet potatoes. Omega fatty acids from natural source, including canola and soy oils, for healthy skin and coat. No added fillers, artificial colors or flavors. Chicken and Oat Meal Formula. Real chicken is the No. 1 ingredient. Purina One Natural Blends starts with high-quality, natural ingredients, including white meat chicken as the first ingredient, brown rice, oat meal and sweet potatoes. These ingredients are carefully selected for their natural nutrient content and steam cooked at the start at an optimal time and temperature to help maintain vitamins, minerals and flavor - naturally. The result is a healthy difference you can see in your dog's energy level, skin & coat, teeth & gums and digestion. Dental health crunchy kibble helps reduce plaque build-up. Healthy skin and shiny coat from canola and soy oils and other natural sources of Omega fatty acids. Strong muscles & healthy heart supported with the help of flavorful white meat chicken and other natural protein sources. Digestive health promoted by oat meal plus brown rice and other natural whole grains. Strong immune system supported with the help of antioxidant-rich nutrition from ingredients including sweet potatoes. Joint health contains natural sources of glucosamine. At Purina we're unconditionally devoted to pets. We've dedicated over 75 years to developing high-quality products that satisfy the needs of dogs and cats. To find out how we can help you provide a long, happy, and healthy life for your pet. Making the Switch to Purina One? Although you'll be anxious to see the difference Purina One can making in your dog, please allow seven to ten days to east the transition from his current food. Each day, simply feed a little less of the previous food and a little more of Purina One until you're feeding Purina One exclusively. This gradual transition will help avoid dietary upsets. No Supplements Necessary: Purina One provides 100% complete and balanced nutrition for the maintenance of adult dogs. There is no need to add vitamins, minerals or other supplements, unless specifically directed by a veterinarian. Fresh Water, Proper Diet and Veterinary Care: Be sure to provide fresh water in a clean container for your dog daily. Proper diet, exercise and veterinary care are the best ways to keep your dog healthy. If your dog hasn't had a check-up in the past year, please make an appointment today.