Pro Plan Adult 7+ with Longevis is proven to extend healthy lifespan and improve the quality of life of your cat. Did you know After 7 years, cats begin to experience age related changes including loss of lean body mass and a decline in immune and digestive function? Nutrition can assist in supporting their unique needs and lifelong health. Pro Plan Feline Mature 7 + with Longevis is a unique blend of nutrients that are formulated to contribute to an improvement in overall health as well as increased longevity. It includes a blend of antioxidants, vitamins, prebiotics and Omega 3 & 6 Fatty Acids for healthier body condition and quality of life.