Blueberries have many benefits for dogs! They are called "Super Fruits". Blueberries are not only low in calories and will not cause excessive obesity in dogs, but also rich in Vitamin C, plant fiber and various powerful antioxidants, which help prevent free radical damage, strengthen the dog’s immune system, and slow down the aging of the brain. Blueberries can help prevent major diseases such as arthritis, cancer, heart disease, and Alzheimer's disease in dogs. And most important of all, it is delicious!