Royal Canin Renal Dry Dog Food (Veterinary) 2KGRoyal Canin Renal is a nutritional support diet for dogs suffering from renal insufficiency and failure. The food contains reduced phosphorous levels for the benefit of dogs with chronic renal failure that are unable to break down phosphorous in the body. With green tea polyphenols to neutralize free radicals and encourage renal perfusion, helping to promote the health and function of internal systems, as well as long chain omega 3 fatty acids to