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Mushrooms were nature's
best kept secret.

Until now!

We've combined fast-food convenience with superfood effectiveness to bring you the power of mushrooms in a revolutionary new way.

Why Four Sigma Foods Superfood Mushroom Drinks?

The most effective products

Pure Mushrooms

Wild-picked and log-grown mushrooms, carefully tested for pesticides, heavy metals, irradiation and aflatoxins. We use 100% fruiting bodies, no cheap mycelial biomass.
high quality ingredients


We use a dual -extraction process to get every bit of superfood goodness out of the mushroom. Effective dosage of mushroom extract - up to 1500 mg of it!
Incredibly easy-to-use

Individually packed portions

Combining superfood effectiveness with fast-food convenience. Individually packed on-the-go packets.

Mushrooms are superfoods
for your immunity and hormonal balance

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Featured Products

Our favourite - and top selling products

Rest Easy

FSF Reishi
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Get Active

FSF Cordyceps
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Stay Healthy

FSF Chaga
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Get started with mushrooms     See all of our products here

Become a Funguy, join the Shroom Army Today

Four Sigma Foods is a health food company founded by a group of passionate funguys.
We want to bring the ancient wisdom to modern times through effective and easy-to-use natural food products.

Statements throughout this publication have not been evaluated by the FDA.
These products are not intended to diagnose, treat, cure or prevent any disease process. Please read our Full Site Disclaimer.

© 2014 Funguys Inc.