The gizzard is a tremendous source of protein as this muscle meat is loaded with vitamins. Each treat is rich in Vitamin B-12, essential for brain function and forming red blood cells. The gizzards also have a lot of niacin for improving circulation and improving the nervous system. The Gizzard Delights also have antioxidants, produce energy and improve your dog&';s coat thanks to loads of riboflavin. The Sliced Gizzard Delights are a bit tough and chewy. Unlike most of our treats, they don&';t break easily. As with any treat, keep an eye on your dog while eating. These treats are sliced. For the whole gizzard Chewy Treat, click here. Like all our treats, Gracie&';s Turkey Gizzard Delights are made from USDA inspected meat freeze dried raw with no additives. The slow freeze drying process locks in the delicious flavor that pets crave with no grains, gluten, chemicals or preservatives. It&';s a raw food treat without the mess. They&';re the treats pets love and you&';ll love giving. No need to refrigerate.