Tier 2 — strong

Effects of 6-Week Betaine Supplementation on Muscular Performance in Male Collegiate Athletes

Ming-Ta Yang, Ho-Wei Lin, Chih-Yuan Chuang, Yin-Chun Wang, Bo-Huei Huang, Kuei-Hui Chan
Biology 2022 11(8):1140

Bibliography

PubMed
PMID 36009767
PubMed Central
PMC9404903
DOI
10.3390/biology11081140
Funding
Reported funding/support: Ministry of Science and Technology (MOST)107-2410-H-179-003This study was supported by the Ministry of Science and Technology (MOST) of the Executive Yuan, Taiwan, under grant MOST 107-2410-H-179-003.
Competing interests
Reported disclosure: The authors declare no conflict of interest.

Study snapshot

DesignControlled clinical trial
ModelHuman participants
Sample16 male collegiate athletes
InterventionBetaine 5 g/day versus placebo alongside usual training
Duration6 weeks
EndpointsMuscular strength; Power; Blood lipids

What the study showed, in plain terms

Published in 2022, this source examined exercise performance and body composition. Design: Controlled clinical trial. Sample/model: 16 male collegiate athletes. The exposure or intervention was Betaine 5 g/day versus placebo alongside usual training. Follow-up or treatment period: 6 weeks.

No measured performance or lipid outcome differed significantly between groups, despite improvements in selected tests within the betaine group.

Within-group changes do not establish a supplement effect; only 16 participants and unequal group sizes.

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Key findings

  • No measured performance or lipid outcome differed significantly between groups, despite improvements in selected tests within the betaine group.
  • The recorded outcome domains were Muscular strength; Power; Blood lipids.
  • The result applies to the tested exposure: Betaine 5 g/day versus placebo alongside usual training; 6 weeks.

What this study can and cannot tell us

  • Within-group changes do not establish a supplement effect; only 16 participants and unequal group sizes.
  • 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: Accessible full-text extract plus indexed bibliographic data. Missing method details, funding information or participant denominators are not inferred.

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Betaine supplementation fails to improve body composition: a systematic review and meta-analysis
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Betaine Supplementation Improves 60 km Cycling Time Trial Performance and One-Carbon Metabolism in Cyclists During Recovery
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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