Yappetizers Venison Liver Food Enhancer is the perfect food topper for meat lovers. Made with human-grade venison liver. Dehydrated and crumbled so you can sprinkle it in your dog’s food to enhance it with extra nutrients! Venison Liver is one of nature’s most concentrated sources of Vitamin A and contains all B Vitamins in abundance. Venison Liver is also low in fat and cholesterol.