Get a custom nutrition plan. Try the Nutrition Calculator Up to 25% OFF Shop Ultra™ Purées. 5% Off For Members Only Join Now Free shipping on orders over 70€. Shop Now

UTMB x Näak

YOUR UTMB® WORLD SERIES NUTRITION PACK

Exclusive offer reserved for UTMB® World Series runners

How to claim your pack?

01
Add the pack to your cart
02
Use the email address linked to your UTMB® registration at checkout
03
The pack value will automatically be deducted from your order

Avoid the unexpected.
Test your nutrition ahead of race day.

Encounter instability and difficulties

During an ultra-marathon, your stomach can become your biggest challenge — or your greatest ally.

Suffer from digestive problems

See their goals fall apart because of digestive issues. Nausea, energy crashes, or taste fatigue: these unexpected setbacks too often turn the effort into a struggle.

The solution ?

Train your gut today with the exact products you’ll find at the official UTMB® aid stations.

Try and improve

Give your body the confidence of knowing it can absorb and perform on race day.

Why does Ultra Energy™
science redefine your standards ?

Why Ultra™ ?

Your effort demands precision nutrition — without overwhelming your body.

Continuous energy delivery

An optimized blend of simple and complex carbohydrates combined with sodium to help maintain stable energy levels for hours.

No energy spikes. No crashes.

Carefully selected natural ingredients designed to support smooth digestion and sustained energy.

Informed Sport Certified

Every BOOST™ range batch undergoes strict independent testing, ensuring it contains no banned substances.

Informed Sport

Courtney Dauwalter

Pro Näak athlete

Gels BOOST™ are delicious, very easy to take, and give you a real boost to keep you climbing."

Mathieu Blanchard

Pro Näak athlete

The näak gels give me an energy boost during my hardest training sessions and races. I’ve used them on ultras like UTMB, with more than 20 hours of effort, and they provide me with consistent energy throughout the race."

Ludovic Pommeret

Pro Näak athlete

The products perfectly meet my needs and are easy to digest. Since I started using näak, I’ve had fewer digestive issues and fewer energy crashes."

Get your free sample pack.

Your pack includes:

1 Gel BOOST™ Neutral
1 Drink Mix BOOST™ Neutral
1 Wafle ULTRA™ Salted Caramel

BOOST™

Gel ‧ Neutral

BOOST™

Drink Mix 60 ‧ Neutral

ULTRA™

Wafle ‧ Salted Caramel

ULTRA™ Puree | Apple Strawberry

3,50€

YOUR UTMB® WORLD SERIES NUTRITION PACK

How to claim your pack?

Avoid the unexpected.Test your nutrition ahead of race day.

Why does Ultra Energy™science redefine your standards ?

Why Ultra™ ?

Recommended by theworld’s top ultra runners

Get your free sample pack.

Discover our products

Live your race

Most common questions

Search our shop

Avoid the unexpected.
Test your nutrition ahead of race day.

Why does Ultra Energy™
science redefine your standards ?

Recommended by the
world’s top ultra runners