Blue Buffalo Healthy Weight, 30 LB, Large Breed Dog Food, Holistically Formulated To Help Large Breed Dogs Achieve A Healthy Weight & Stay There, Lean Muscle Maintenance, High Quality Protein From Deboned Chicken, Plus L-Carnitine To Help Promote Lean Muscle, Reduced Calories From Fat, Formulated To Provide A Fully Satisfying Meal Without An Excessive Amount Of Calories From Fat, Glucosamine & Chondroitin Help Support Joint Function & Overall Mobility, Healthy Skin & Coat, Omega 3 & 6 Fatty Acids Helps Promote A Shiny Coat & Healthy Skin, Strong Bones & Teeth, Calcium Phosphorus & Essential Vitamins Help Keep Bones Strong, Immune System Health, Essential Vitamins, Chelated Minerals & Important Antioxidants Help Support The Immune System.