[InkedMarie]

Rich, a relatively healthy senior dog needs more protein than younger dogs:

http://healthypets.mercola.com/sites/healthypets/archive/2011/05/05/surprising-findings-from-tufts-study-of-37-senior-dog-foods.aspx

there is a good article to read. My seniors eat the same as the other dogs, they just get added supplements (I just posted in your other thread)