summer sale / bundles

Best Selling Routines

Let us do the heavy lifting for you: our best selling routines to get started, at an all time low price.

Popular Product

$10 off Four Sigmatic top 3 best-sellers.

25% off lightly sweet dairy-free coffee shop favorites


“Reishi, lions mane, chaga and cordyceps mushrooms contain powerful properties”

Dr. Mark Hyman

Physician and New York Times bestselling author

Chelsea Yamase

Influencer, speaker & art director

Rich Roll

Ultra-endurance triathlete & author

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summer sale / Think

Your Brain’s Best Friend

Build your daily routine with your brain’s best friend: Lion’s Mane to Think.

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Medium, smooth, instant half caffeine coffee to Think

Lightly sweet, dairy free, half caffeine, latte to Think

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High dose, caffeine free, add to coffee to Think

summer sale / defend

Support Your Immune System

Defend your body daily with Chaga mushrooms to support overall wellness.



High dose, caffeine free, add to coffee to Defend

Unflavored with no gums, fillers, soy, or stevia to Defend

summer sale / chill

Elevate Your Evening Routine

Swap your nightcap for a drink that will help you chill.

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Lightly sweet, dairy free, before bed treat to Chill

Lightly sweet, dairy free, caffeine free latte to Chill



High dose, caffeine free, before bed to Chill

Feel the difference or it’s free


Feel the difference or it's free

We put our money where our benefits are. That’s how much we believe in our product. And if you’re not into it - totally fine. More for us. 

Four Sigmatic

The statements made on this website have not been evaluated by the FDA (U.S. Food & Drug Administration). The products sold on this website are not intended to diagnose, treat, cure, or prevent any disease. The information provided by this website or this company is not a substitute for a face-to-face consultation with your physician, and should not be construed as individual medical advice..