Trail Valle de Tena

Trail Valle de Tena 2026

Recommended nutrition

high mountain terrain80km · 6,820m D+Elite13°C – 22°C

The '8K' demands real planning for 25 hours of high-mountain effort with semi-self-sufficient aid stations.

Energy gels, bars, isotonic drinks, electrolytes and a nutrition strategy for before, during and after the race. We include estimated quantities based on each race's distance and elevation gain so you can plan your own aid station supplies.

Recommended products

Maurten Gel 100

Maurten

Race pick

Maurten Gel 100

Gel de hidrogel con 25g de carbohidratos. La tecnología de hidrogel encapsula los carbohidratos para una absorción sin molestias gástricas. Sabor neutro, sin edulcorantes artificiales. Usado por corredores de élite en maratón y ultra.

Strengths

  • +Tecnología de hidrogel: excelente tolerancia gástrica
  • +No necesita tomar con agua obligatoriamente
  • +Sabor neutro, sin empalagar
  • +25g de carbohidratos por gel

Watch out for

  • Precio elevado respecto a otros geles
  • Pocos sabores disponibles
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226ERS Isotonic Drink

226ERS

Race pick

226ERS Isotonic Drink

Bebida isotónica en polvo de la marca española 226ERS. Aporta carbohidratos, electrolitos y minerales para mantener la hidratación durante el ejercicio. Fórmula con amilopectina para absorción rápida sin molestias digestivas.

Strengths

  • +Marca española referente en nutrición deportiva
  • +Buena tolerancia digestiva
  • +Aporta carbohidratos y electrolitos juntos
  • +Variedad de sabores

Watch out for

  • Requiere preparación previa con agua
  • Precio por dosis superior a otras marcas
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SaltStick Caps

SaltStick

Race pick

SaltStick Caps

Electrolyte capsules with 215 mg of sodium each, plus potassium, calcium and magnesium in the ratio you lose through sweat. No calories or carbs: you replace salts without touching your gel strategy. The benchmark for runners who sweat heavily or race in the heat.

Strengths

  • +215 mg of sodium per capsule, the highest in the comparison in solid form
  • +Delivers all 4 key electrolytes (sodium, potassium, calcium, magnesium)
  • +Zero calories: compatible with any gel, bar or drink
  • +Easy to dose: 1-2 capsules per hour depending on the heat

Watch out for

  • You have to swallow them with water, they don't dissolve
  • No energy: you still need gels or food separately
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Clif Bar Original Energy Bar

Clif Bar

Race pick

Clif Bar Original Energy Bar

Barrita energética con 40g de carbohidratos y 10g de proteína. Ingredientes orgánicos y sabores naturales. Textura densa, ideal para avituallamientos o secciones tranquilas. Una de las barritas más populares en trail running.

Strengths

  • +Ingredientes orgánicos y naturales
  • +Buena combinación de carbohidratos y proteína
  • +Saciante, ideal para ultras largas
  • +Sabores clásicos muy conseguidos

Watch out for

  • Textura densa, requiere masticar bastante
  • No apta para momentos de ritmo alto
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Specific tips for Trail Valle de Tena

  • Semi-self-sufficiency: carry backup food between aid stations
  • All gel and bar wrappers must be marked with your bib number
  • Electrolyte tablets to prevent cramping over the 8K's 25 hours
  • On the 2K and 1K, with fewer aid stations, plan your own supply carefully

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