Description Made with U.S. Grown Organic Mushroom Mycelium Gluten Free Dietary Supplement NON GMO Project Verified Producer Certified Organic by the Washington State Department of Agriculture Guaranteed, Accurate Identity of Each Mushroom Heat Treated to Proper Temperature to Ensure Safety amp; Bioavailability Produced Under the Direct Supervision of Paul Stamets, D.Sc. Proceeds Help to Save Bees, Trees, People amp; Planet From the Forest, to our Farm, to You Host Defense Lion #39;s Mane This beautiful species, appearing as a white waterfall of cascading icicles, is found on broad leaf trees and logs. The subject of recent studies, Lion #39;s Mane is renowned for providing support to the brain and nervous system. Host Defense Lion #39;s Mane uses activated, optimally dried, Certified Organic mushroom mycelium, with a full spectrum of constituents: gt;55% (550 mg/serving) polysaccharides and an array of extracellular constituents and other myco-nutrients, essential for Supporting Natural Immunity.