As dogs age their dietary needs change meradog care senior is a premium dry feed made according to the dietary needs of elderly dogs the high quality ingredients support health and vitality in your dog this feed has a moderate protein content of 22 and a lightly reduced energy content of 95 to meet the altered energy requirements the seniorplus complex in this feed also has a lowered phosphorous and sodium content to take the burden off of the kidneys the food contains new zealand green