The Shroom Shop Shiitake Mushroom 45000mg Capsules - 90 CapsShiitake mushrooms are packed with nutrients and bio active compounds that can support a healthy immune system, and promote cardiovascular health. Shiitake mushrooms also contain polysaccharides that have been shown to have a positive effect on blood flow. One study found that shiitake mushrooms improved blood flow by increasing the production of nitric oxide, a compound that helps to dilate blood vessels and improve circulation. They are also a rich