So Is Shiitake Mushroom antiviral? Yes, Shiitake mushroom does have antiviral properties. Shiitake mushrooms contain polysaccharides, ergothioneine, and beta-glucans that help prevent virus’s from replicating once in your body. Thankfully there are a lot of studies (1, 2) showing that not just Shiitake, but quite a few other mushrooms offer this benefit as well.
You can find our favorite supplements containing Shiitake Mushrooms on the following page of our website to learn more.