Now that it has reached adulthood, your large dog's general health is changing significantly, and indications of aging may be appearing. For this reason, it's critical to keep in mind that a balanced diet is necessary to support and preserve your dog's general health at every stage of its life. At this point in its life, it's especially critical to adjust your dog's feeding schedule because its diet will support its overall health and fitness as it approaches senior years. With your large dog's nutritional needs in mind, ROYAL CANIN® Maxi Ageing 8+ is specifically formulated for adult dogs weighing between 26 and 44 kg. ROYAL CANIN® Maxi Ageing 8+ is formulated with a unique antioxidant complex.