Royal Canin® Veterinary Diet Cardiac Dry Canine FoodRoyal Canin Veterinary Diet Cardiac Dry Canine Food This Prescription Diet is sold under veterinary supervision. Please check with your veterinarian if this diet is suitable for your pet before purchase. Royal Canin Cardiac is a complete dietetic food formulated to support dogs with cardiac insufficiency. Indications : Congestive Heart Failure Features : Taurine & L carnitine supports cardiac muscle and its function EPA DHA supports cardiovascular