How Does Altering the Timing of Pre-exercise Low-dose Caffeine Ingestion Affect Endurance Exercise Performance
NCT ID: NCT02985606
Last Updated: 2018-10-16
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
NA
14 participants
INTERVENTIONAL
2016-11-30
2018-09-15
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
CROSSOVER
BASIC_SCIENCE
TRIPLE
Study Groups
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Caffeine -60
Caffeine at 60 minutes prior to time trial
Caffeine powder -60
Placebo powder -30
Placebo powder 0
Caffeine -30
Caffeine at 30 minutes prior to time trial
Caffeine powder -30
Placebo powder -60
Placebo powder 0
Caffeine 0
Caffeine immediately prior to time trial
Caffeine powder 0
Placebo powder -60
Placebo powder -30
Placebo
Placebo drink at all time points
Placebo powder -60
Placebo powder -30
Placebo powder 0
Interventions
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Caffeine powder -60
Caffeine powder -30
Caffeine powder 0
Placebo powder -60
Placebo powder -30
Placebo powder 0
Eligibility Criteria
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Inclusion Criteria
* females on contraceptive pill
Exclusion Criteria
* cardiovascular injury
* metabolic disease
18 Years
40 Years
ALL
Yes
Sponsors
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University of Exeter
OTHER
Responsible Party
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Locations
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Sport and Health Sciences
Exeter, Devon, United Kingdom
Countries
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References
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Davenport AD, Jameson TSO, Kilroe SP, Monteyne AJ, Pavis GF, Wall BT, Dirks ML, Alamdari N, Mikus CR, Stephens FB. A Randomised, Placebo-Controlled, Crossover Study Investigating the Optimal Timing of a Caffeine-Containing Supplement for Exercise Performance. Sports Med Open. 2020 Mar 30;6(1):17. doi: 10.1186/s40798-020-00246-x.
Other Identifiers
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181739/02
Identifier Type: -
Identifier Source: org_study_id
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