Beetroot Juice as a Potential Ergogenic Aid During Exercise in Hypoxia
1 other identifier
interventional
10
1 country
1
Brief Summary
The study will aim to describe and evaluate the effect of beetroot juice supplementation upon whole body running exercise at altitude. It is hypothesised that beetroot supplementation will decrease time to complete a 10 km time trial.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for not_applicable
Started Feb 2013
Shorter than P25 for not_applicable
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
February 1, 2013
CompletedFirst Submitted
Initial submission to the registry
February 18, 2013
CompletedFirst Posted
Study publicly available on registry
February 20, 2013
CompletedPrimary Completion
Last participant's last visit for primary outcome
September 1, 2013
CompletedStudy Completion
Last participant's last visit for all outcomes
September 1, 2013
CompletedResults Posted
Study results publicly available
April 6, 2015
CompletedJuly 19, 2017
March 1, 2015
7 months
February 18, 2013
June 16, 2014
June 20, 2017
Conditions
Outcome Measures
Primary Outcomes (1)
Time to Complete a 10 km Run
Time taken following consumption of beetroot shot or consumption of placebo shot
Period 1 (on day of 1st intervention) and period 2 (on day of 2nd intervention)
Study Arms (2)
Beetroot shot then placebo shot
EXPERIMENTALIntervention: Participants will first consume a Beetroot shot: 1x70ml concentrated NO-3 shot of rich Beetroot juice (\~7mmol nitrate) (Beet It, James White Drinks Ltd, Ipswich, UK). Following a four day wash out, participants will then consume a Nitrate-depleted beetroot shot: 1x70ml nitrate-depleted beetroot Placebo shot (\~0.003mmol of nitrate)(Beet It, James White Drinks Ltd, Ipswich, UK)
Placebo shot then beetroot shot
PLACEBO COMPARATORIntervention: Participants will first consume a Nitrate-depleted beetroot shot: 1x70ml nitrate-depleted beetroot Placebo shot (\~0.003mmol of nitrate)(Beet It, James White Drinks Ltd, Ipswich, UK). Following a four day wash out, participants will then consume a Beetroot shot: 1x70ml concentrated NO-3 shot of rich Beetroot juice (\~7mmol nitrate) (Beet It, James White Drinks Ltd, Ipswich, UK).
Interventions
Beetroot shot, four day wash out, then placebo shot
Placebo shot, four day wash out, then beetroot shot
Eligibility Criteria
You may qualify if:
- \- Trained athletes with personal best performances for a 10km run of sub 40 minutes
You may not qualify if:
- \- Unable to give informed consent Unstable medical condition.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Bangor University
Bangor, Gwynedd, LL57 2PZ, United Kingdom
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Results Point of Contact
- Title
- Dr Jamie Macdonald
- Organization
- Bangor University
Study Officials
- PRINCIPAL INVESTIGATOR
Jamie H Macdonald, PhD
Bangor University
Publication Agreements
- PI is Sponsor Employee
- Yes
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- RANDOMIZED
- Masking
- TRIPLE
- Who Masked
- PARTICIPANT, INVESTIGATOR, OUTCOMES ASSESSOR
- Purpose
- OTHER
- Intervention Model
- CROSSOVER
- Sponsor Type
- OTHER
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
February 18, 2013
First Posted
February 20, 2013
Study Start
February 1, 2013
Primary Completion
September 1, 2013
Study Completion
September 1, 2013
Last Updated
July 19, 2017
Results First Posted
April 6, 2015
Record last verified: 2015-03