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HELPING BEES, TREES, PEOPLE, & PLANET

Paul Stamets started Fungi Perfecti® with the goal of building the bridge between people and fungi.
Since its inception in 1980, Fungi Perfecti has become synonymous with cutting-edge mycological research and solutions. Our continued mission is to explore, study, preserve, and spread knowledge about the use of fungi for helping people and planet. Read More »

COMPANY POLICIES | LATEST UPDATES

Makers of Host Defense Mushrooms

Our mushrooms are USDA organic, non-GMO, vegan, and gluten-free.
We base our product development and formulation on scientifically proven data to ensure quality and efficacy. All of our supplements are verified for identity, purity, composition, and strength by independent labs.

USDA Certified Organic
Non-GMO
Vegan
Gluten-free
Eco-Friendly Packaging
Washington State Certified Organic
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BLOGS & ARTICLES

Fascinated by all things Fungi? Check here to stay in-the-know!

Lion's Mane Mushroom growing on the side of a tree.

Lion’s Mane Mushroom Benefits*

Often referred to as “The Smart Mushroom,” Lion’s Mane is one of the most well-known beneficial mushroom species world-wide. With important benefits for brain health, like supporting memory, cognition, and mental clarity, Lion’s Mane is a popular supplement choice among...

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Myceliated Grain Vs Filler

Myceliated Grain vs Filler

The mycelium and fermented substrate - also known as ‘mycelium biomass’ or ‘myceliated grain’ - is a unique ingredient that has been converted as mushroom mycelium consumes and ferments a food source, whereas a ‘filler’ is an inactive ingredient that serves to add weight or bulk to the main ingredient. But the substrate, once fermented, is actually immunologically active and complements the health-supporting benefits of the mycelium.*
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We’re Climate Positive

We’re Climate Positive

When you purchase beneficial mycelium-based supplements from Host Defense® Mushrooms™, you are supporting impactful sustainability efforts and climate positive action!*
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BRAND HIGHLIGHTS

Learn more about what we've been up to at Fungi Perfecti!