Beetroot Juice as a Potential Ergogenic Aid During Exercise in Hypoxia

Not Applicable

Completed

• Conditions: Hypoxia
• Interventions: Dietary Supplement: Beetroot shot then placebo shot; Dietary Supplement: Placebo shot then beetroot shot

• Registration Number: NCT01795534
• Lead Sponsor: Bangor University

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.

Detailed Description

Not available

Study Timeline

• Study Start: 2013-02
• Study First Submitted: 2013-02-18
• Study First Submitted QC: 2013-02-19
• Study First Posted: 2013-02-20
• Primary Completion: 2013-09
• Study Completion: 2013-09
• Results First Submitted: 2014-06-16
• Status Verified: 2015-03
• Results First Submitted QC: 2015-03-25
• Results First Posted: 2015-04-06
• Last Update Submitted: 2017-06-20
• Last Update Posted: 2017-07-19

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Male
• Target Recruitment: 10

Inclusion Criteria

• Trained athletes with personal best performances for a 10km run of sub 40 minutes

Exclusion Criteria

• Unable to give informed consent Unstable medical condition.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: CROSSOVER

Arm && Interventions

Group	Intervention	Description
Beetroot shot then placebo shot	Beetroot shot then placebo shot	Intervention: 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 shot then beetroot shot	Intervention: 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).

Primary Outcome Measures

Name	Time	Method
Time to Complete a 10 km Run	Period 1 (on day of 1st intervention) and period 2 (on day of 2nd intervention)	Time taken following consumption of beetroot shot or consumption of placebo shot

Trial Locations

Locations (1)

Bangor University; 🇬🇧 Bangor, Gwynedd, United Kingdom