Supporting Natural Immunity Cellular Support Made with U.S Grown Organic Mushrooms Dietary Supplement Paul Stamets Certified Organic by the Washington State Department of Agriculture NON GMO Project VerifiedHost Defense Turkey Tail uses activated, freeze-dried, Certified Organic mushroom mycelium, with a full spectrum of constituents: polysaccharides (beta glucans, arabinoxylane, glucose, xylose, galactose and mannose), glycoproteins, ergosterols, triterpenoids and other myco-nutrients, which are essential for supporting Natural Immunity.The Source Full Spectrum of Active Constituents Grown & Processed in the USA Purity Assured Freeze Dried to Preserve Nutrients Bioavailable, Heat Activated Optimized, Peak Life Cycle Selection P Value Certified for Maximum GrowthFrom the Forest, to our Farm, to YouHost Defense Turkey TailPredominant in woodlands throughout the world, Turkey Tail is one of the best-documented mushrooms in medical research. With a wide spectrum of beneficial properties, Turkey Tail shows much promise in supporting the immune system with its protein-bound and unique polysaccharides.