Canadian Brand. Royal Canin Aging 12+ Loaf in Sauce supports signs of aging through precise nutrition for cats over 12 years of age. As a cat continues to age, the visible signs of aging may become more apparent, such as painful joints. Aging 12+ helps support the delicate joints of an aging cat through high levels of EPA and DHA anti-inflammatory omega 3s, along with beneficial glucosamine and chondroitin. Aging 12+ is formulated with a controlled phosphorous content, along with EPA and DHA to help support aging kidneys and maintain healthy kidney function.