Nutri-Vet Grass Guard BiscuitsNutri Vet Grass Guard Chicken Flavored Biscuits lower your dogs urine pH to avoid ugly burns on your lawn. If the grass always seems greener on the other side, they're probably using Grass Guard. Keeps grass green and healthy Maintains low urine pH to prevent lawn damage Neutralizes nitrogenous waste Feeding your dog Nurti Vet Grass Guard chicken flavor wafers will lower the pH of its urine, preventing high pH urine from damaging lawn grass. Feeding