Coffees
Creamers
Proteins
Teas & Cocoas
Supplements
Your Protein Ritual. Coffee or Matcha.
Save up to 30% + 2 Free Gifts
One scoop: 10g protein, 5g creatine, grass-fed collagen and 500mg lion's mane. 60 calories, 1g sugar. Same formula, two ways to drink it.
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4 of 4 bags chosen✓ Free canister & frother automatically added at checkout
Your order includes
Then $48 refill ships in 30 days (2 bags) · Pause or cancel anytime.
60-Day Money-Back Guarantee
Find Four Sigmatic in the Coffee Aisle!
Trusted By Experts
And Performers
"I've been using Four Sigmatic for a long time... I really believe in what they're doing. It gives me a nice, clean energy."
"Four Sigmatic is the real deal. I've been drinking it for years. It's become a staple in my daily routine — clean energy without the crash."
"Medicinal mushrooms like lion's mane support cognitive function and brain health. Four Sigmatic makes it easy to get these benefits every day."
"If you want clean energy and real cognitive support without the jitters or crash, Four Sigmatic is my go-to. The lion's mane is a game-changer."
The Problem
Most morning cups are letting you down.
You're doing everything right — eating well, training, trying to sleep. But your morning drink is working against you.
Regular coffee gives you caffeine. That's it.
- ✗No protein, no creatine. Nothing for your muscles.
- ✗Energy spikes and crashes by 11am.
- ✗Jitters, edge, or wired-and-tired feelings for some.
Protein shakes are a whole second thing you have to do.
- ✗Another container. Another step. Another cleanup.
- ✗Whey-based — bloating and gut discomfort for many.
- ✗Chalky, thick texture you choke down, not look forward to.
They added whey. We built a full stack.
- ✗Whey or milk concentrates — hard on your gut.
- ✗No creatine. No lion's mane. No real fuel.
- ✗Fillers, gums, and artificial sweeteners hiding in the blend.
One scoop, five supplements
The power of one scoop.
Everything you'd buy separately — in one coffee that costs less than any of them alone.
 |
Regular Coffee |
Other Protein Coffees |
Bought Separately |
|
|---|---|---|---|---|
| 5g Creatine | ✓ | ✕ | ✕ | ~$25/mo |
| 10g Clean Protein | ✓ | ✕ | Some | ~$35/mo |
| Collagen Peptides | ✓ | ✕ | ✕ | ~$35/mo |
| Lion's Mane Extract | ✓ | ✕ | ✕ | ~$30/mo |
| Dairy-Free | ✓ | — | ✕ | Varies |
| No Artificial Sweeteners | ✓ | ✓ | Some | Varies |
| First month cost | $42$2.10 / cupsubscribe & save first order | — | — | ~$140+~$4.7 / cup |
* Estimated retail costs for each supplement purchased individually. First-order subscription price. Costs vary by brand and serving size.
What people are saying
"I tried other mushroom coffees but this is by far the best tasting brand… this coffee is much better for sensitive stomachs. Its not too harsh or acidic. Love that I can get protein with my daily morning coffee. This product is 10/10"
"This is amazing coffee full of flavor very smooth and refreshing especially cold"
"So delicious! Could really feel the difference in focus and energy."
"My new favorite way to start my mornings. This gives me everything I need to feel satisfied, caffeinated, and ready to go!"
"Love this coffee. Of all the different protein drinks they offer, this is by far the best in flavor and consistency. Highly recommend it to everyone."
"Mixes well with my frother and doesn’t have a gritty taste at all. Very good!!"
"Love that it is instant coffee. Makes it very easy to make. And it is tasty to boot."
"Great taste! I need to double my servings because I like a big cup of coffee the flavor is really good slightly cinnamon. Def will purchase again"
"I like the Protein Coffee. I drink it iced in the afternoon."
"Yummy afternoon shake that gives energy!!"
"Love the taste and the boost of motivation it provides."
"Surprisingly delicious. Another good product."
"Very satisfying - filling, and energizing"
"Love the taste, pleasantly surprised."
"I put Protein Coffee in my four Sigmatic Coffee each morning. Get the health benefits and it adds a great flavor to my coffee."
Common questions
Both Gifts, Either Way
You Choose to Buy
Subscribe at 30% off, or build a 4-bag one-time bundle at 25% off. Either way the airtight canister and the frother come free, so you're set up for a café-quality cup every morning.
Love your first cup, or we'll refund it.
If you're not satisfied within 60 days, we'll give you a full refund — no questions asked. We believe in what's in the bag. If it doesn't work for you, you don't pay for it.
Get 2 Bags + 2 Free Gifts★★★★★ 4.7 · 100k+ reviews* · Since 2012
*Total Four Sigmatic brand reviews and average rating across foursigmatic.com and Amazon — not Protein Coffee alone.
