Oil supplement shows promise for rare muscle disorder

NCT ID NCT02919631

First seen Nov 01, 2025 · Last updated Jun 14, 2026 · Updated 33 times

Summary

This study tested whether a dietary oil called triheptanoin can improve exercise ability in adults with McArdle disease, a rare genetic disorder that makes it hard for muscles to use stored sugar for energy. Twelve participants took triheptanoin or a placebo for two weeks each, then switched. Researchers measured heart rate and fatigue during cycling tests to see if the oil helped.

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Contacts and locations

Locations

  • Pitié-Salpêtrière,centre de référence de pathologie neuromusculaire, 47 Bd de l'hôpital

    Paris, 75651, France

Conditions

Explore the condition pages connected to this study.