Explore the numerous health benefits of mushrooms with Host Defense Lion's Mane. Powered by mushroom mycelium, each capsule supports focus, memory, and cognition. Our Lion's Mane mushroom supplement supports brain health and function, nervous system function, and immune system health. Lion's Mane, known as The Smart Mushroom, has been revered for centuries, and now you can experience the support it offers for clarity and a positive attitude. For memory and nerve support, take two capsules once daily, with food or on an empty stomach, or as recommended by your healthcare advisor. Fungi Perfecti, makers of Host Defense Mushrooms, is a family owned company founded in 1980 by renowned mycologist Paul Stamets with the goal of building the connection between health and beneficial fungi. Our mycelium-based mushroom products are non-gmo gluten-free.