Zignature - Dry Dog Food - Grain Free Pork - 25LBOverview: 100% grain free No Corn, Wheat, Soy, Dairy or Chicken, Chicken Eggs or Chicken By Product Highest quality, well balanced diet Encourage a healthy appetite Provide high quality protein for strong muscles Pork is a healthy alternative to other meats. Pork is mostly made up of protein. The protein content of lean, cooked pork is around 26% by fresh weight. By dry weight, the protein content of lean pork can be as high as 89%, making it one of