SPORTMiX® Pet Foods. What you feed your dog or cat can make a big difference in its health and overall well-being. That’s why it’s important to choose a food that’s good for your pet and one with a taste he’ll love. SPORTMiX® Pet Foods deliver all that and more. The selected high quality ingredients in each of our SPORTMiX® formulas deliver great taste, digestibility and 100% complete and balanced pet nutrition. This special balance of protein, fats, vitamins and minerals supplies the essential nutrients needed to promote strong muscles and bones and a glossy skin and coat.