Grass & Co. deliver the highest quality and certified organic concentrated mushroom, adaptogen and vitamin-packed blends that deliver specific health benefits. If you're new to functional mushrooms, the POWER Shiitake Mushrooms Vegan Capsules are a great starting point. Each flavourless capsule contains 300mg of the full spectrum of the mushrooms' fruiting bodies and are rich in active compounds including beta-glucan polysaccharides. This unique botanical blend also includes Iron and B12 which contribute to normal energy release and the reduction of tiredness and fatigue, respectively, to help you perform at your best. Grass & Co. Mushrooms are non-GMO, gluten-free, cruelty-free and contain no additives, mycelium, grains or any fillers.