23 vitamins & minerals. I make dog chow - Bryan C. (quality Assurance, Davenport, IA). Smart Choice: with real chicken; high quality protein. 100% complete & balanced for adult dogs. Highly digestible. Immune health. Since 1926. The Dog Chow Promise: crafted in the USA with American-raised chicken by people who care. Bryan C. Quality Assurance. Davenport, IA. Purina - Your Pet, Our Passion. The Purina Promise: Pets are our passion. Safety is our promise. Progress is our pledge. Purina.com. how2recycle.info. Twitter. Facebook. Always crafted in the USA. Made with American-raised real chicken.