Host Defense supports research and science efforts to cultivate the power of mushrooms into your health. Grown and processed in the United States, Host Defense creates certified organic mushroom formulas to provide helpful and healthy products. Products like the MyCommunity capsules, Cordyceps capsules, and Lion's mane capsules, support causes like immune system support, memory and nerve support, and energy support respectively. Using advanced science, these products have been formulated to be as absorbable and helpful as possible. All capsules are gluten free and preservative free. Host Defense also supplies liquid supplements and liquid sprays, for whatever method you feel most comfortable with.