Older cats are can suffer from urinary complaints and struvite kidney stones the excellent combination of minerals in otimanova mature can help to reduce kidney stone deposits and allow struvite stones to dissolve naturally the addition of glucosamine and chondroitin helps to maintain good cartilage in the joints and works against arthritisoptimanova mature is a highly digestible balanced dry food for adult cats the recipe has been specially adapted to older cats natural nutritional needs