Made with U.S. Grown Organic Mushroom Mycelium Gluten Free Certified Organic by the Washington State Department of Agriculture Non-GMO Project Verified Dietary Supplement From the Forest, to our Farm, to YouHost Defense CordycepsHimalayan mountain peoples have long used Cordyceps during strenuous, high altitude activities. Cordyceps militaris has likewise been used for centuries in China as an immune tonic. Interest in Cordyceps militaris has renewed, and it is currently celebrated for its antioxidant DNA protecting properties and lung supporting effects. This unique Cordyceps is increasingly being explored for its broad range of immune supporting actions.Host Defense Cordyceps uses activated, optimally dried, Certified Organic mushroom mycelium, with a full spectrum of constituents: >55% (550 mg/serving) polysaccharides and an array of extracellular constituents and other myco-nutrients, essential for Supporting Natural Immunity.Host Defense is the #1 Best-Selling Mushroom Brand in the US^The Highest Quality and Scientifically Validated Identity Guaranteed – Guaranteed, Accurate Identity of Each Mushroom Made with Certified Organic Ingredients Non-GMO Verified Ingredients Heat treated to proper temperature to ensure safety & bioavailability Produced Under the Direct Supervision of Paul Stamets, D.Sc. Bee Friendly^Source: SPINSscan Natural / Natural Products Supermarkets >$2MM / Total US – Natural Channel / Mushrooms Ingredient Report / 52 Wks Ending 3/19/2017