Näak is your on-course nutrition at UTMB World Series.

Preserve your playground.

Every purchase you make creates positive change.

They inspire us. They will inspire you.

The ultimate guide to reach your ultra endurance goals.

Fuel your mind with nutrition tips and more.

Discover delicious and nutritious recipes.

They are writing the history of our sport.

They aim to reach the summits.

The champions of tomorrow.

Community, Sharing, Passion.

They inspire us. They will inspire you.

Get your custom nutrition & hydration plan.

The ultimate guide to reach your ultra endurance goals.

Fuel your mind with nutrition tips and more.

Discover delicious and nutritious recipes.

Ultra Energy Science Hero Ultra Energy Science Hero

Näak is the Official On Course Sports Nutrition and Sports Hydration Supplier of the UTMB World Series and UTMB Mont-Blanc. Our partnership with UTMB® reflects our commitment to bring the most efficient and sustainable fuel to the global trail running community.

Fuel your Ultra

UTMB is the Ultimate Trail running adventure. From local events to the prestigious UTMB World Series Finals In Chamonix, running hours upon hours of time on our feet requires us to fuel properly. Dehydration, sugar crash, muscle fatigue… athletes know that nutrition is key to perform. Over the years, Näak has developed an expertise in sports nutrition for ultra distance athletes.

Ultra Trail
Energy Carbo

Made for Ultra Distance Athletes

Designed with the world’s best pro athletes, Näak Ultra Energy™ science helps ultra runners go longer and farther with no gastro-intestinal discomfort. Our nutrition products help the thousands of determined ultramarathoners achieve their dream of completing the UTMB® World Series races, whatever the conditions.


At UTMB®, trail runners are racing in the most beautiful places on the planet and care about the environment. Through this partnership, Näak aims to offer a more sustainable sports nutrition experience at the UMTB® aid stations. From choosing sustainable protein and responsible sourcing, to our B Corp Certification, everything we do at Näak is designed to preserve our playground and create a positive impact for generations to come. Join the movement.

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Energy Carbo

Ultra Energy™ Drink Mixes

Fuel your ultra with a complete nutrition that is simple and fast-acting in one easy-to-ingest liquid product.

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Backed by Science

Näak Ultra Energy™ science was developed to meet the specific needs of ultra distance Athletes. The idea is simple: the ingestion of a few macronutrients such as carbohydrates and electrolytes is not enough to fuel ultra distances. After a few hours of effort, you need a complete nutrition approach to go farther, longer.

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Your Näak products at UTMB®:

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Choose a Format
from 42.00 CHF
Quick Buy
Choose a Box of 12
from 30.00 CHF


All our products are developed hand in hand with elite athletes through the Näak Lab. Our mission is to build the most efficient and sustainable fuel for ultra distance sports. Today, thousands of professional and amateur athletes around the world depend on Näak to explore new playgrounds and redefine what is physically possible.

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