Hydration for long efforts
High-sodium hydration helps support fluid balance during prolonged activity.*

High-sodium hydration helps support fluid balance during prolonged activity.*
Enfinity® paraxanthine supports alertness and cognitive performance without added caffeine.*
Paraxanthine is the primary metabolite your body forms when it breaks down caffeine. About 80% of caffeine is metabolized into paraxanthine.
Endura delivers 200mg of paraxanthine directly in each stick, without adding caffeine to the formula.
Helps replace key electrolytes lost through sweat.
Supports focus, endurance and performance during training.
Supports normal muscle function during prolonged activity.
Helps replenish key nutrients after demanding efforts.
Distance training
Long rides
Multi-sport training
Race-day effort
Empty one Endura stick pack into your bottle.
Shake or stir until fully mixed.
Drink before or during longer training sessions, competition, or active days.
Endura is a hydration and energy formula developed for endurance training. Each stick combines 750mg of sodium, 200mg of paraxanthine, potassium, magnesium, calcium, and B vitamins in a zero-sugar powder.
Endura does not add caffeine to the formula. Its 200mg energy ingredient is Enfinity® paraxanthine, a metabolite produced when the body breaks down caffeine.
Mix one stick pack into 10–16 oz of water. Shake or stir until fully mixed.
Hydra recommends using Endura before or during training. It is positioned for long runs, rides, climbs, extended sessions, and other demanding activity.
Hydra specifically lists long-distance runners, trail runners, triathletes, endurance cyclists, and people training hard for more than 60 minutes. The format also works for other active days when hydration and focused energy matter.
Hydra lists Endura as zero sugar, with zero artificial flavors and zero dyes.