Tier 2 — strong

Effect of eight weeks of quercetin supplementation on exercise performance, muscle damage and body muscle in male badminton players

Pooya Daneshvar, Mitra Hariri, Reza Ghiasvand, Gholamreza Askari, Leila Darvishi, Nafiseh Shokri Mashhadi, Hossein Khosravi-Boroujeni
International journal of preventive medicine 2013 4(Suppl 1):S53-7

Bibliography

PubMed
PMID 23717771
PubMed Central
PMC3665027
Funding
Funding was not specified in the indexed record or the disclosure metadata available for this entry.
Competing interests
Reported disclosure: None declared

Study snapshot

DesignRandomized double-blind placebo-controlled badminton trial
ModelHuman intervention research
Sample26 male players
InterventionQuercetin 1,000 mg/day or placebo
Duration8 weeks
EndpointsExercise performance or recovery

What the study showed, in plain terms

Published in 2013, this source examined exercise and recovery. Design: Randomized double-blind placebo-controlled badminton trial. Sample/model: 26 male players. The exposure or intervention was Quercetin 1,000 mg/day or placebo. Follow-up or treatment period: 8 weeks.

Time to exhaustion increased within the quercetin group, but oxygen uptake, lactate, and body-fat measures did not differ clearly.

A within-group improvement without a demonstrated between-group effect is insufficient to establish superior performance. The sample was small.

Continue with Quercetin Data Center

For topic-level interpretation, read Quercetin for Exercise: Performance, Recovery and Muscle. This is a related guide; the citation panel separately identifies articles that directly cite this paper.

Key findings

  • Time to exhaustion increased within the quercetin group, but oxygen uptake, lactate, and body-fat measures did not differ clearly.
  • The recorded outcome domains were Exercise performance or recovery.
  • The result applies to the tested exposure: Quercetin 1,000 mg/day or placebo; 8 weeks.

What this study can and cannot tell us

  • A within-group improvement without a demonstrated between-group effect is insufficient to establish superior performance. The sample was small.
  • An individual controlled trial must be interpreted alongside its comparator, sample size, endpoint selection and independent replication. It does not validate a different commercial formulation or a general longevity claim.
  • Source basis: Source check: PubMed abstract and indexed metadata; full methods were not independently confirmed for this entry. Missing method details, funding information or participant denominators are not inferred.

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Effects of quercetin supplementation on endurance performance and maximal oxygen consumption: a meta-analysis
Denis M Pelletier et al. · International journal of sport nutrition and exercise metabolism · 2013
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Short-Term Oral Quercetin Supplementation Improves Post-exercise Insulin Sensitivity, Antioxidant Capacity and Enhances Subsequent Cycling Time to Exhaustion in Healthy Adults: A Pilot Study
Jung-Piao Tsao et al. · Frontiers in nutrition · 2022
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Effects of vitamin D and quercetin, alone and in combination, on cardiorespiratory fitness and muscle function in physically active male adults
Shane D Scholten et al. · Open access journal of sports medicine · 2015
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The effects of quercetin supplementation on body composition, exercise performance and muscle damage indices in athletes
Gholamreza Askari et al. · International journal of preventive medicine · 2013

Editorial review

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Dr. Khaled Mahmoud, MBBChCritical Care Medicine, Longevity Science & Editorial Direction Dr. Amr Yasser, PhDCardiometabolic, Musculoskeletal, Gut & Bioavailability Dr. Abdulla Mostafa, PhDCellular Senescence, Neurological, Mitochondrial & Brain-Ageing Biology