Concentrated organic Turkey Tail mushroom powder is a powerhouse of a mushroom. It has the ability to boost your dog's immune system and balance the digestive system. Turkey Tail mushrooms are a natural source of antioxidants by protecting your dog's cells from oxidative stress. This wonderful mushroom is also used to help fight cancer, particularly hemangiosarcoma. It is known to improve your dog's survival time. Turkey Tail is full of phytonutrients and beta-glucans: Polysaccharide-K (PSK) and Polysaccharide-P (PSP). To ensure the widest variety of polysacharides and triterpenes, the mushroom is organically grown on traditional logs and deadfall.