Host Defense Maitake Capsules support cellular health and immune system health with mushroom mycelium. Maitake is an edible mushroom with a long history of traditional use and is known for supporting an engaged yet balanced immune response along with healthy cellular function. This formula also helps support metabolic levels already within a healthy range making it a useful addition to a daily wellness routine. Suggested use is two capsules once daily with food or on an empty stomach or as directed by a healthcare advisor. Host Defense products contain no fillers and are third party tested for quality and safety. Made by Fungi Perfecti a family owned company founded in 1980 by Paul Stamets this supplement is grown in Washington State using cultivated mushroom mycelium and fruit bodies.