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+100,000 Verified 5-star reviews
The #1 Best-Selling Coffee on Amazon is launching on TikTok Shop!
Energy without Crash
Smooth Digestion
Enhanced Mental Focus
Top Rated Taste
Science-Backed Studies
Third-Party Tested
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Experience enhanced focus, energy, and overall wellness, all packed into a cup of rich and smooth coffee. Feel the difference in just 7 days.
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Science-Backed Studies
Joe Rogan
Comedian, UFC Commentator, Host of The Joe Rogan Experience
“Four Sigmatic has become a key part of my daily routine. I drink Four Sigmatic Lion’s Mane all the time... It actually tastes great, and it’s damn good for you... just a whole lot of power. Their company is F***ing slick.”
Rich Roll
Ultra-Endurance Athlete, Host of The Rich Roll Podcast, Plant-Based Wellness Advocate
"My morning go-to when I need to get up, go, and keep going."
Dr. Mark Hyman
Physician, New York Times Bestselling Author, Founder of The UltraWellness Center
“Reishi, lion’s mane, chaga and cordyceps mushrooms contain powerful properties”
Feel the focus of Mushroom Coffee
Four Sigmatic Mushroom Coffee is crafted with the highest quality organic ingredients, carefully selected to work synergistically, supporting focus —all in one convenient, delicious cup.
Four Sigmatic can replace
Daily Cup of Coffee
Organic Dark Roast Arabica
$20
Immune Support
Chaga Mushrooms
$25
Cognitive Support
Lion's Mane Mushroom
$35
$30
$80
Based on current available data for average industry prices of premium mushroom supplements.
"This is the best-tasting mushroom coffee that we’ve reviewed — it’s sweet without being syrupy, with just a touch of nuttiness and earthiness."
Rolling Stone
The Authority on Music, Politics, and Culture
Get Started With The #1 Mushroom Coffee Welcome Kit
4 Think Ground Coffee Bags
64 Servings, Ships Every 30 Days
$57/mo
Coffee Canister
Stainless steal, preserve the freshness
$32
Instant Coffee Packets
10 individual packets
$15
$104
Free
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"Yes, I love this coffee. There is a noticeable difference when I drink other coffees. I was always an "all-day coffee drinker." It was bad. This inadvertently cut my coffee cravings way back. Now, I only have one cup in the morning and one after lunch. No plans on changing brands anytime soon."
Denise T.
Verified Customer
Step Into a New Era of Morning Coffee
Enhanced Focus
Lion’s Mane helps clear brain fog, so you can stay sharp and focused all day.
Smooth Digestion
Chaga mushrooms promote healthy digestion, helping your body function optimally.
Daily Energy
Our blend features organic coffee from a small, family-run Honduran co-op, giving you clean, sustainable energy.
Positive Mood
A meta-analysis of 330,677 people drinking coffee daily found that coffee consumption is significantly associated with supporting healthy moods.
Here’s how Mushroom Coffee works
Enjoy it first thing in the morning or before starting your workday
Ready to use in a drip coffee maker, French press, or pour-over
Add milk or enjoy the rich black coffee flavor
Savor the rich, balanced flavor with notes of chocolate and nuts
Your brain deserves better coffee.
Energy without the Crash
Third-party tested and organic premium coffee
Science-backed with a decade of iterations
Real Organic Coffee vs. Weird Mushroom Coffee alternatives
Over 100,000 5-star Reviews and Counting
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INGREDIENTS
Everything You Need, Nothing You Don’t
Organic dark roast Arabica coffee
Our organic Arabica coffee beans come from a small family-run co-op in Honduras. These beans are dark roasted for a rich and complex flavor you’ll crave. It tastes like coffee because it is coffee.
Focus
Energy
Organic wildcrafted chaga mushrooms
Meet your ultimate immune system supporter. Packed with antioxidants, this mushroom helps keep your body well. Our chaga’s sustainably wildcrafted on birch trees, just as nature intended. We extract the real chaga (no mycelium, fillers or grains here) to unlock the best of the best benefits.
Immune System
Gut Health
Organic lion’s mane mushrooms
This mushroom takes after its name with a fierce brain-powering boost to keep you sharp and energized. We extract our lion’s mane from log-grown fruiting bodies: fully organic, with no fillers, grains or carriers.
Focus
Energy
“Real Mushrooms”
The fruiting body is the real deal—the actual cap and stem—with 15x more active ingredients.
“Clinically Proven”
We work with other experts and stay on top of the latest clinical studies and data so you can feel confident.
“Magic Mushrooms”
Some people say they make you feel like magic, but these are not psychedelic mushrooms.
What products does Four Sigmatic replace?
Four Sigmatic can replace your daily organic coffee with a delicious, functional alternative. It also combines the benefits of various mushroom supplements like chaga and lion's mane, offering a convenient way to enjoy your morning brew while supporting focus, immunity, and overall well-being in one cup.
How do I know if Four Sigmatic is right for me?
Four Sigmatic is perfect for you if you’re looking for a coffee that offers more than just a caffeine boost. If you want to upgrade your daily routine with added benefits for focus, immunity, and overall wellness—without sacrificing taste—this coffee could be a great fit. Plus, with over 100,000 5-star reviews, you’re in good company! If you’re already into organic coffee or mushroom supplements, it’s an easy switch to get the best of both worlds.
When should I expect to see benefits?
Right away you should feel focused and more productive. After a few weeks you’ll start to notice that you are less likely to feel run down, or foggy. Functional mushrooms are safe to consume long-term and you’ll notice how much better you feel now if you try a cup of regular coffee after a month of your Think Ground Coffee.
What makes Four Sigmatic different from other coffees?
Four Sigmatic stands out by combining high-quality organic coffee with functional mushrooms like chaga and lion’s mane, giving you a delicious brew that not only energizes but also supports focus and well-being. Unlike regular coffee, it provides more than just a caffeine boost—each cup brings added benefits from adaptogens and functional ingredients.
What does Four Sigmatic taste like?
Despite the name, it doesn’t taste like mushrooms! Instead, it has a smooth, rich flavor similar to a classic dark roast coffee with notes of dark chocolate. With over 100,000 5-star reviews backing it up, customers love the taste and enjoy the benefits without compromising on their coffee experience.
