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Unfold a world of endurance

OLEUS is a global community of adventurers united by a shared drive to push their athletic boundaries and explore the beauty of nature. Our mission is simple: To empower athletes at every level to conquer their next big challenge by unlocking their body’s natural energy.

Scotty Hawker: A Decade of UTMB and the Journey Beyond the Trails

Scotty Hawker: A Decade of UTMB and the Journey Beyond the Trails

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Rest Days for Runners: Your Complete Guide to Recovery & Peak Performance

Rest Days for Runners: Your Complete Guide to Recovery & Peak Performance

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Angelo Vandecasteele: A journey of preparation, performance, and triumph at Hel Van Kasterlee

Angelo Vandecasteele: A journey of preparation, performance, and triumph at Hel Van Kasterlee

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The Ultimate Guide to Winter Gloves for Endurance Athletes (2025)

The Ultimate Guide to Winter Gloves for Endurance Athletes (2025)

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10 European Ultra Running Events You Won't Want to Miss in 2025

10 European Ultra Running Events You Won't Want to Miss in 2025

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From Runner to Elite Endurance Athlete: Marcos Pascual's 10 Key Tips for Training Like a Pro

From Runner to Elite Endurance Athlete: Marcos Pascual's 10 Key Tips for Training Like a Pro

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Road Trip Recap with OLEUS: A Behind-the-Scenes Look from Our Marketing Lead, Babs.

Road Trip Recap with OLEUS: A Behind-the-Scenes Look from Our Marketing Lead, Babs.

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10 cycling events in Europe this summer you cannot miss (2024)

10 cycling events in Europe this summer you cannot miss (2024)

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How to eat during an ultra-trail? By Nicolas Dayez

How to eat during an ultra-trail? By Nicolas Dayez

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DISCLAIMER

¹Carbohydrate-electrolyte solutions contribute to the maintenance of endurance performance during prolonged endurance exercise.

²L-Carnitine helps to maintain energy levels for prolonged periods during intense competition/exercise. Enhances endurance and helps to maintain peak effort during times of high physical demand. L-carnitine makes energy metabolism more effective and protects cell energy metabolism.

³Magnesium contributes to normal muscle function, contributes to a reduction of tiredness and fatigue, and electrolyte balance.

⁴Vitamin C is necessary to maintain energy and general vitality and contributes to the reduction of tiredness and fatigue. Vitamin C is a cofactor in the synthesis of carnitine, which plays a role in energy production in the mitochondria. Vitamin C contributes to the protection of cells from oxidative stress, and to maintain the normal function of the immune system during and after intense physical exercise.

⁵Ginseng supports physical and mental health/recovery, and cognitive and mental performance.

⁶Whey protein provides fast delivery of muscle-building amino acids after training to aid recovery and support muscle growth.

⁷Calcium contributes to the normal functioning of cells.

⁸BCAAs support the improvement of muscle fatigue recovery after exercise.

⁹Acerola is a major dietary source of antioxidants. Contributes to the protection against free radicals which cause cell damage, and the protection of cells and tissues from oxidative damage.

¹⁰Sodium phosphate supplementation increases maximum oxygen uptake in endurance athletes.

¹¹Citrulline-malate supports the maintenance of ATP levels through the reduction of lactates in excess for improved recovery from muscle fatigue.

¹²Vitamin D contributes to the maintenance of normal muscle and immune function.

¹³Guaran is a source of energy / helps to make you feel more energetic and suppresses fatigue.

¹⁴Olive leaf extract (Oleuropein) titrated in Oleuropein has antioxidant activity.

¹⁵Vitamin B12 contributes to the reduction of tiredness and fatigue.

¹⁶Vitamin C & B6 and Magnesium contribute to a normal energy-yielding metabolism.

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