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  1. OptygenHP
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“Proving there was a market for high-end nutritional supplements for distance freaks, First Endurance has found success in becoming the Ferrari of sports-supplement companies.”

“First Endurance produces supplements that deliver on their promise, thanks to clinically proven dosages of endurance boosting ingredients.”

“I have to really give high marks to First Endurance. The research into their products is extensive and based first on science rather than marketing.”

PUSH YOUR LIMITS
LIKE NEVER BEFORE

We understand the dedication and sacrifice that’s necessary to push yourself to the limit –and then past it.

We’re dedicated to helping you break through previous barriers to find out what’s really possible.

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Free EFS Liquid Shot flask
$5.99 value

“The electrolyte content of EFS-PRO is industry-leading, with an emphasis on replenishing nearly all of the sodium lost through sweat.”

“THE ELECTROLYTE KING…EFS-PRO adds up to 10 times what some other leading mixes provide.”

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THE BEST FORMULA WE’VE EVER DEVELOPED

OPTYGENHP

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ALL-IN-ONE CONVENIENT MEAL REPLACEMENT

EVO1

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PREMIUM ENDURANCE FUEL

We offer innovative nutrition that meets the unparalleled demands and requirements of serious endurance athletes so they can train harder than ever before, without compromise.

With First Endurance, you don’t need anything else. We designed the line to work as a system so there’s no more guesswork.

The result: Breakthrough nutrition that’s second to none.

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We proudly sponsor 

FUEL YOUR PASSION

 

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.

CYCLING

Tina Pic

Tina Pic

6x US Criterium champion

“With First Endurance, I can train & race really hard and get up and do it again the next day.”

TRIATHLON

Matt Hanson

Matt Hanson

America's Fastest IRONMAN

“I’m able to train and race better with First Endurance.”

RUNNING

Karl Meltzer

Karl Meltzer

Winningest Ultra runner in history (38 Victories)

“I can rebound fast enough to make every run a strong one.”