About The FounderPaul Stamets believes in the power of Mycelium, the network of thread-like cells that produces mushrooms. Mentored by the greatest mycologists of our time, he integrates and expands upon the knowledge of our ancestors. Host Defence MyCommunity uses activated, freeze-dried, Certified Organic mycelium and fruitbodies, with a full spectrum of constituents: polysaccharides (beta glucans, arabinoxylane, glucose, xylose, galactose and cordycepic acid), 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 Growth From the Forest, to our Farm, to You Host Defense MyCommunityMycommunity is the 17 species Host Defense formula originally created by Paul Stamets - the most comprehensive Host Defense capsule formula for Supporting Natural Immunity.