Yappetizers Lamb Liver Food Enhancer is the perfect food topper for lamb lovers. Made with 100% lamb liver sourced from New Zealand. Dehydrated and crumbled so you can sprinkle it in your dog’s food to enhance it with extra nutrients! Lamb is a protein that is rich in vitamin B, zinc, omega 3 and six fatty acids, which is excellent for your pet’s nervous system, immune system, skin, coat and your dog’s overall health.