Petcurean's Gather line was created using only certified and organic ingredients, all of which are responsibly and sustainably produced. Coming straight from trusted farmers, growers, and fishermen, the ingredients are fresh and wholesome. There are never any GMO-ingredients, byproducts, antibiotics, added growth hormones, or artifical clors, flavors, or preservatives. Additionally, each recipe is grain free and contains no gluten, corn, or soy.In addition to quality proteins, recipes feature MSC certified, sustainably harvested krill, which serves as a great source of EPA and DHA to support brain and hearth health. Other added superfoods such as chickpeas, lentils, blueberries, and cranberries provide essential vitamins, minerals, and antioxidants.Recipes are also supplemented with eggshell meal, a natural source of calcium which keeps bones strong. Eggshell membrane is also include in each formula, providing glocosamine, chondroitin, hyaluronic acid, and collagen, which support joints and healthy skin & hair.