Natural Balance© "Ultra Premium" is for all breeds and all life stages. This formula has been tested on pregnant queens, countless litters of kittens through fully developed adults, as well as beloved senior cats...all with outstanding results. Made with fresh human grade chicken and duck meat. This unique blend of fresh high quality proteins provide the essential amino acids to help maintain strong muscle tone and a healthy, shiny coat. To maintain freshness, Natural Balance uses only mixed tocopherols (Vitamin E) in all of its formulas and will always be free of artificial flavors, colors and chemical preservatives.