Blue Buffalo Large Breed Adult Dog FoodBlue Buffalo Large Breed Adult Dog Food is formulated with ingredients chosen specifically to help address large breed special needs. Dogs love our tasty chicken, and it provides them with essential amino acids they need every day. Hearty whole grains like brown rice, barley and oats supply the complex carbohydrates that your dog needs for energy. Whole carrots, sweet potatoes and garlic are three of the nutrient-rich vegetables that your dog will get in every bite of Blue Buffalo.Made with exclusive LifeSource Bits that contain a precise blend of vitamins, minerals and antioxidants selected by holistic veterinarians and animal nutritionists. These include ingredients that have been shown to help strengthen your dog's immune system, support their specific life stage requirements and protect them from the negative impact of environmental toxins. Some brands add vitamins, minerals and antioxidants, LifeSource Bits are "cold-formed" to preserve their full potency. Other brands process their foods with heat up to 350°, which means their added vitamins, antioxidants and nutrients can los up to 75% of their potency..