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Kilian Jornet

What Kilian Jornet thinks about health and fitness

@kilian-jornet · 9 positions · On ppll ↗

Catalan trail runner and ski mountaineer; four-time winner of UTMB, with wins at Western States and Hardrock. Co-founder of the outdoor brand NNormal. Writes a Substack on training, races, mountains and public lands.

Kilian Jornet did not write this page.

We collected these quotes from things they published elsewhere, and every quote links to where it was said. They have no account here and have not endorsed this site. Quotes are word for word; the short line under each one is our own restatement, not their wording. Their own site. Is this you? Claim it or ask us to remove it. Or tell us what is wrong here.

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Only Kilian Jornet on health and fitness. See everyone on health and fitness

6 dated positions, 2026, in their own words. Our reading of what Kilian Jornet has said — not written or endorsed by them.

  1. Our readingTo build a sustainable diet for health and performance, one must focus on fundamental principles before fine-tuning marginal gains.

    Their wordsI believe that by the contrary, to build a sustainable diet for health and therefore performance, you must focus first on the fundamental principles, the 99% that drives almost all health, body composition, and performance outcomes, and only then fine tune the 1% of marginal and specific gains.

    ↗Nutrition: focus on the basicskilianjornet.substack.com 1st of 3 in this piece

  3. Our readingThe base of nutrition should consist overwhelmingly of whole, single ingredient foods and simple processed foods created through traditional methods.

    Their wordsThe base of your nutrition should consist overwhelmingly of whole, single ingredient foods, those you can recognize from somewhere in nature: vegetables, fruits, whole grains, nuts, seeds, meat, fish, eggs, tubers, rice... Alongside single ingredient items, simple processed foods created through traditional methods (fermentation, culturing, or baking) provide immense nutritional value without the downside of additives.

    ↗Nutrition: focus on the basicskilianjornet.substack.com 2nd of 3 in this piece

  5. Our readingRehydrating immediately after exercise should be the top priority for physical recovery.

    Their wordsThe most important thing when you finish a workout is to rehydrate, we often hear that we need to take protein after a workout (timing of protein intake doesn't really matter if is available thought the day) or to eat carbohydrates right after (if you're not super lean and are doing a very long and intense workout, the body available sources will be enough) and taking either of them without hydration will upset osmolarity and keep the toxins produced during exercise in your body for longer time.

    ↗Nutrition: focus on the basicskilianjornet.substack.com 3rd of 3 in this piece

  6. 4 months earlier

  7. Our readingThe neuromuscular system is the one that experiences the biggest decline with age.

    Their wordsBut the system where I notice the biggest decline with age is the neuromuscular system.

    ↗Every kilometer is a giftkilianjornet.substack.com 1st of 3 in this piece

  9. Our readingMechanical injuries and muscular problems become more frequent as the neuromuscular system declines with age.

    Their wordsBecause of that, mechanical injuries and muscular problems have become more frequent.

    ↗Every kilometer is a giftkilianjornet.substack.com 2nd of 3 in this piece

  11. Our readingLearning to manage pain is an important part of athletic performance.

    Their wordsInjuries are part of an athlete's life, and learning to manage pain is also an important part of performance.

    ↗Every kilometer is a giftkilianjornet.substack.com 3rd of 3 in this piece