Virbac Vetcomplex Dog Renal is for dogs with chronic renal failure. This diet is the best way to slow the progression of chronic renal failure. You must compensate for the decline of the excretion capacity by controlling the intake of harmful elements. Furthermore, they must be the loss of certain elements by the kidneys compensate & the permanent loss of appetite of the dog meet with chronic renal failure. Key Benefits: Dogs with chronic renal failure Prevent recurrence of urate uroliths