For a heart-healthy supplement that’ll win your best friend’s heart, Dr. Tim's Beef Taurine Topper Freeze-Dried Dog & Cat Treats is simply tops. Made from pure freeze-dried beef, salmon oil, taurine and nothing else, this tasty topper supports healthy heart function and immune health the natural way. Essential taurine helps build proteins for heart muscles, while salmon oil fights inflammation and collects damaging free radicals. Sprinkle it directly on food or mix it with water to make a delicious gravy—both kitties and pups go wild for the beefy flavor!