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Functional Mushrooms
For Daily Life.

Powered by science. Perfected for focus, calm, gut health,
and energy — without the crash.

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A Higher Standard
For Functional
Mushrooms

For over a decade, we've been obsessed with doing
mushrooms right - from how they're grown and tested to 
how they taste in your cup.

Legacy And Expertise

Founded in 2012 by a 13th-generation farmer, our work began long beforemushrooms 
were trending. We've spent years studying, sourcing, and perfecting
functional mushrooms to unlock real benefits - not hype.

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A Higher Standard
For Functional
Mushrooms

For over a decade, we've been obsessed with doing
mushrooms right - from how they're grown and tested to 
how they taste in your cup.

Quality And Testing

We use concentrated mushroom fruiting body extracts - never cheap mycelium
fillers.Every product is third-party tested for purity, potency, and toxins, and made
with organic ingredients you can trust.

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A Higher Standard
For Functional
Mushrooms

For over a decade, we've been obsessed with doing
mushrooms right - from how they're grown and tested to 
how they taste in your cup.

Taste And Experience

Great benefits shouldn't come with a tradeoff. Our products are crafted to tastes
mooth, rich, and familiar - so adding mushrooms to your daily routine feelseffortless, not medicinal.

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Joe Rogan

Comedian, Host of The Joe Rogan Experience

"I drink Four Sigmatic Lion's Mane all thetime... It actually tastes great, and it's damngood for you. Their company is F***ingslick."

Thomas DeLauer

Fitness Expert & Host of a Leading YouTube Channel

"It's next-level cognitive function. I'mclicked-on, focused, but also smooth andcalm. You just have to feel it to see what Imean. Four Sigmatic is the OG and the realdeal, don't fall for knock-off phonies."

Dr. Mark Hyman

Physician and New York Times bestselling author

"Reishi, lion's mane, chaga and cordycepsmushrooms contain powerful properties"

Rich Roll

"My morning go-to when I need to get up,go, and keep going."

"Reishi, lion's mane, chaga and cordycepsmushrooms contain powerful properties"