FORMULATED FOR PUREBRED MAINE COON CATS: Royal Canin Feline Breed Nutrition Maine Coon Kitten Dry Cat Food is formulated to meet the nutritional needs of the long growth period of purebred Maine Coon kittens up to 15 months old SPECIALIZED KIBBLE: Unique kibble is adapted in size and texture for the Maine Coon kitten’s large jaw BONE AND JOINT: Optimal energy and protein content with precisely balanced vitamins, including vitamin D, and minerals to help support healthy bone and joint HEALTHY DIGESTION: Highly digestible proteins help protect developing digestive systems and promote a balanced intestinal flora to support healthy digestion IMMUNE SUPPORT: An exclusive complex of antioxidants, vitamins C and E, lutein, and taurine, for immune support to help boost your young cat’s natural defenses