Dr. Harvey's Kidney Health Supplement for DogsDr. Harveys Kidney Health is an all natural, safe, and effective herbal and mushroom supplement which has been specially formulated by Dr. Harvey to help support your dogs kidneys. This potent and effective mixture of herbs and mushrooms works hard to support your dogs kidneys. When used in conjunction with a pure whole food diet that is low in phosphorous and full of nutritional support, this supplement can help your dog to begin the healing process.