All your nutrition in one flask. Period.
A unique solution for road running, from 10k to marathon.
Running Discovery Pack.
The entire Pyrène system united for the race: test, compare, and finalize your flask protocol before the big day.
- 2 UltraEndurance® Gel flavors
- 1 UltraEndurance® DrinkMix
- 1 Hydratation® electrolytes
- 1 Flask 150ml & 1 Flask 250ml
Build your racing arsenal.
Our athletes talk about it.
"On a marathon, I'm finally able to take in 90g/h without my stomach ever shutting down. I maintain my pace until the 42nd, without hitting the wall."
"My sweat profile is very salty. The sodium intake based on my data made my end-of-race cramps disappear."
"The encrypted protocol takes away all mental load: I know what to take and when, so I can focus on my stride."
"My lipid capacity is high: intake adjusted accordingly. No more slumps after the 30th kilometer."
Your protocol, calculated for your effort.
Votre protocole s’affiche ici.
Scientific literature as an anchor point.

Lactate au Tour de France : ce que la science prouve vraiment
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Osmolarity of sports drinks: the parameter no one explains
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Minerals, hydration, and recovery: understanding everything about what each effort costs the athlete.
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Gel Myrtille Pyrène: dosage, dilution, and protocol for long-duration efforts
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The basics for preparing for a mountain ultra-trail race
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The Crucial Importance of Hydration on a Home Trainer
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Mastering your pace in triathlon: A key to performance for long-distance events.
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