Pure "Natural" Pet Food - Just like all Pet Promise Formulas, Pet Promise Beef & Brown Rice Formula is a unique and truly pure "natural" pet food product formulated with exceptional canine nutrition. We make the following promise of purity to you and your pet on every bag or can of Pet Promise. No Animal Byproducts No Added Growth Hormones No Antibiotic-fed Protein Sources No Rendered Meats or Fats No Factory Farm Meats or Poultry No Artificial Colors, Flavors, Preservatives Made With Natural Beef Sourced From Selected Ranches - The first ingredient in Pet Promise Beef & Brown Rice Formula is natural beef. This protein source comes only from family farms and companies such as Coleman Natural Meats that verify their animals are raised without antibiotics and growth hormones. We know the ranch of origin of our beef sources. Formulated to Meet Adult Dogs & Puppies Needs - Pet Promise Beef & Brown Rice Formula is formulated to meet the nutritional needs of adult dogs and puppies. It contains the meaty flavor that dogs crave. Recommended By Dr. Andrew Weil - Pet Promise is recommended and used by Dr. Andrew Weil, a recognized leader in Integrative Medicine, authority on healthy nutrition, and author of 10 books on natural health and medicine, including 5 New York Times Best Sellers. Dr Weil donates all of his after-tax profits to the Weil Foundation, a non-profit organization dedicated to research and teaching in Integrative Medicine.