Four Sigmatic functional mushroom products

Trusted By Experts & Performers Trusted
By Experts
& Performers

Joe Rogan

Comedian, Host of The Joe Rogan Experience

“I drink Four Sigmatic Lion’s Mane all the time... It actually tastes great, and it’s damn good for you. Their company is F***ing slick.”

Thomas DeLauer

Fitness Expert & Host of a Leading YouTube Channel

"It's next-level cognitive function. I'm clicked-on, focused, but also smooth and calm. You just have to feel it to see what I mean. Four Sigmatic is the OG and the real deal, don't fall for knock-off phonies."

Dr. Mark Hyman

Physician and New York Times bestselling author

“Reishi, lion’s mane, chaga and cordyceps mushrooms contain powerful properties”

Rich Roll

Ultra-Endurance Athlete, Host of The Rich Roll Podcast

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

THOUSANDS OF LIVES CHANGED

Don't Just Take Our Word For It

Kinda changing my life...

“Love this coffee. Been telling everyone I know about it. Placebo or not, I feel less anxious, less irritable, more willing to focus on work and complex tasks, tastes good.”

Kinda changing my life...

“Love this coffee. Been telling everyone I know about it. Placebo or not, I feel less anxious, less irritable, more willing to focus on work and complex tasks, tastes good.”

Best coffee I’ve had in years

“I’m really loving my mushroom coffee. I’m the only one that drinks coffee so I don’t use it up all that fast. I even think it’s helping my digestive system.”

Best coffee I’ve had in years

“I’m really loving my mushroom coffee. I’m the only one that drinks coffee so I don’t use it up all that fast. I even think it’s helping my digestive system.”