Zssential’s Multi-Source Protein recipe is made from Turkey and Turkey Meal from the American Midwest, Salmon from the Northwest, Duck Meal from France, and Lamb Meal from New Zealand. Zssential is exceptionally high in protein, low in saturated fat, and is loaded with heart-friendly essential Omega-3 Fatty Acids, Vitamin B12 and Selenium, while being a good source of Riboflavin, Thiamin, Niacin, and Phosphorus. Our nutritionally correct ratio of fruits and vegetables rounds out the recipe with powerful antioxidants and fiber-rich low-glycemic carbohydrates. Physiologically Tuned™, limited ingredient premium food for dogs. Hypoallergenic meat first recipe, with no Corn, Wheat, Soy, Dairy, or Chicken, Chicken Eggs, or Chicken By-Products.