Hill's ™Science Plan™ Feline Mature Adult/Senior 7+ with Chicken helps preserve kidney and vital organ function. Formulated with clinically proven antioxidants, omega 3s and reduced phosphorus. Key Benefits · Antioxidant vitamins E&C to help preserve healthy kidneys. · Highly digestible ingredients for optimal nutrient absorption. · Sustains healthy vital organs with balanced mineral levels. · Made with high quality ingredients for great taste. 100% guaranteed.