Two New Ultragen Flavors

"Ultragen is the state-of-the-art recovery formulation for optimal repair."

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And reduce cortisol levels by 26%

Clinically Proven

To increase lactate threshold by 42%

OptygenHP gives me better performance on race day
and helps me recover during heavy training.
It's part of my daily routine.
3x Winner Paris-Roubaix
3x Tour of Flanders Champion
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Now Available

- Professional strength endurance multivitamin
- Increases time to exhaustion and endurance capacity
- Delivers 50% more Iron than the regular MultiV

This Changes Everything

"I immediately noticed how easily it digests, even during very
hard workouts and challenging conditions"
Jordan Rapp (5x IRONMAN Champion)

"The holy grail of endurance drinks."
-Mark Allen (6x Kona IRONMAN World Champion)

FREE SHIPPING ON ORDERS OVER $100. (Ground shipping in USA. Not valid w/ other discounts.)
efs-ss-transFREE WITH ANY ORDER.
Try both flavors of the new EFS-PRO on us.

Premium Sports Nutrition

We provide the ultimate endurance sports nutrition supplements by integrating the latest clinical
research with input from the best cyclists, runners and triathletes in the world.


Fabian Cancellara

OptygenHP gives me better performance.  It’s part of my daily routine.

Fabian Cancellara3X Winner Paris-Roubaix
2x Tour of Flanders


Trevor Wurtele

Without a doubt, First Endurance has made me faster.

Trevor Wurtele2013 IRONMAN Canada Champion


Karl Meltzer

I am now able to rebound fast enough to make every run a strong one.

Karl MeltzerWinningest Ultra runner in history

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