Castor & Pollux Natural Ultramix Large Breed Adult Dry Dog Food, 30 Pound Bag Larger Kibble Size Ideal For Adult Dogs, 50 Lbs. And Larger, Through Their Senior Years Chicken, Other Protein Sources And Hearty Fruits And Vegetables Provide Antioxidants, Vitamins And Fiber Fortified With L-Carnitine That Converts Fat To Energy And Glucosamine Hydrochloride Contains No Artificial Colors Or Preservatives, And No Corn, Wheat Or Soy Product Of The Usa