“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…adds up to 10 times what some other leading mixes provide.”
"Ultragen is the state-of-the-art recovery formulation for optimal repair."
America's Fastest IRONMAN
“I perform better in training and racing because of the science and quality that the First Endurance system is built on.”
— Matt Hanson
2017 Redlands Champion
“With First Endurance I know my nutrition is taken care of.”
— TJ Eisenhart
Winningest Ultra runner in history
“I am now able to rebound fast enough to make every run a strong one.”
— Karl Meltzer
For superior performance, it's essential to fuel your body with high-quality nutrients during training, recovery, and racing. The following guide outines exactly how and when to use the First Endurance nutrition system for training and racing in durations from 45 minutes to 24 hours.Click Here For Guide
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