Pine bark pill tested for long COVID relief in 153 patients
NCT ID NCT05890534
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested Pycnogenol, a natural pine bark extract, against a placebo in 153 adults with Long COVID. The goal was to see if it improves overall health and reduces symptoms like fatigue and brain fog. Participants took the supplement for 12 weeks and reported their health status daily.
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Conditions
The condition(s) this trial relates to.
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Contacts and locations
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Locations
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University of Zurich, Epidemiology, Biostatistics and Prevention Institute, Department of Public & Global Health
Zurich, 8001, Switzerland
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