Hand holding a can of FKTea against a green leafy background
🏃 AUSTIN RATTLER 2025 ⚡ OFFICIAL ENERGY SPONSOR

Fuel Your Austin Rattler with Clean, Crash-Free Energy

Born in Japan. Raised in the South...

The Austin Rattler is where FKTea began.

Join us for clean, crash-free energy that powers your performance and tastes great

Join Us Friday for Shake-Out Run Shop Essentials

Life is an Endurance Sport

Every weekend, four friends would push their limits on the trails, roads, and mountains around Austin. Whether it was a long run, a grueling bike ride, or a challenging hike, they shared a common goal: to test their endurance and embrace the journey.
After each adventure, they'd gather to recover and reflect. They wanted something natural to fuel their bodies and minds—something that could keep up with their active lifestyle. That's when they discovered the power of tea.
FKTea was born from this passion. A blend of premium teas designed to support endurance, recovery, and overall wellness. It's more than just a drink—it's a celebration of the endurance mindset.

Unlike artificial or synthetic energy drinks, FKTea is crafted with natural ingredients that work with your body, not against it. Every sip is a step toward better performance and recovery.

Person running outdoors with trees and grass in the background
Wayne, Austin Rattler '24

Clean Energy That Works With Your Body

FKTea delivers functional energy from real ingredients
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Sustained Energy Without the Crash

Natural caffeine from premium batch-brewed tea provides clean, long-lasting energy.
Natural caffeine from batch-brewed tea
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L-Theanine for Mental Clarity

Naturally occurring L-theanine promotes calm focus and reduces jitters.
L-theanine from organic yerba mate
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Antioxidants for Recovery

Powerful antioxidants support recovery and overall wellness.
Antioxidants from Japanese green tea

The Health-Positive Difference

Typical Energy Drinks

  • ❌ Artificial sweeteners
  • ❌ Chemical cocktails
  • ❌ Synthetic stimulants
  • ❌ Crash and jitters

FKTea

  • ✅ No artificial sweeteners
  • ✅ Batch-brewed from real tea
  • ✅ Natural compounds
  • ✅ Clean, crash-free energy

Customers are saying

5.0 ★ (36)
Verified

Two Flavors, Two Use Cases

Different moments call for different blends

For Focus & Energy

OG Blend

70mg natural caffeine 30 calories 8g natural sugar No artificial sweeteners

Clean finish with balanced energy for sustained focus

Drink before your run for sustained energy and focus

For Recovery & Energy

Sweet Blend

70mg natural caffeine 80 calories 22g natural sugar No artificial sweeteners

Sweet finish with natural sugars for quick recovery

Drink after your run for tasty recovery and replenishment

Try both at our tent on race day and discover your perfect blend!! ⛺️

Join Us Race Weekend

Three ways to experience FKTea at the race

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Friday Expo Shake-Out Run

Friday, Oct 9-3pm

Join the FKTea founders for a casual shake-out run before race day.

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Race Morning at the Tent

Saturday Morning

Stop by before your race to fuel up and get energized.

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Post-Race Refueling

Saturday, Afternoon

Celebrate your finish with a refreshing FKTea and connect with fellow runners.

Built by Runners, For Runners

Four ultramarathoners who understand what it takes to go the distance

Kevin Shears
Kevin Shears
CEO & Co-Founder

17 Years Military

DTC Entrepreneur

Ultramarathon Runner & Father

Austin Rattler '23

Leadville Trail 100 '24

James Monaghan
James Monaghan
Board President & Co-Founder

10 Years Hospitality

Comedian

Ultramarthon Runner & Father

Austin Rattler '23,'24

Leadville Trail 100 '23

Marquest Meeks
Marquest Meeks
Co-Founder

15 Years Green Tea

Brewmaster

Ultramarathon Runner & Father

Austin Rattler '24

Leadville Trail 100 '23

Wayne Jones
Wayne Jones
Co-Founder

8 Years Creative Director

Boxer

Ultramarathon Runner & Father

Austin Rattler '24

We built FKTea because we needed it. As ultramarathoners, we know what it takes to push through when everything tells you to stop. Real endurance fuel for real athletes.

— The FKTea Founders

Take FKTea Home With You

Try both flavors race weekend and find your favorite.

Our 8-pack bundle is available for purchase online and during the Austin Rattler. Each pack includes four cans of our original blend and four cans of our sweet blend,

Perfect for post-race recovery or everyday energy!!

Try our 8 Pack Bundle Browse All Products
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Free Shipping Race Weekend
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Batch-Brewed Quality
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Veteran-Owned
✅
No Artificial Ingredients