N/A
N=23
The Effect of Chronic Nitrate Supplementation on Acute Mountain Sickness and Exercise Performance in Hypoxia
Hypoxia
Bottom Line
View on ClinicalTrials.gov: NCT03101904 ↗Enrolled (actual)
23
Serious AEs
0.0%
Results posted
Feb 2025
Primary outcome: Primary: Acute Mountain Sickness (AMS-C) as Assessed by the Environmental Symptoms Questionnaire. — 0.36; 0.21 scores on a scale
Study Design & Population
- Study type
- Interventional
- Phase
- N/A
- Interventions
- Beetroot Juice (Dietary_supplement); Placebo (Dietary_supplement)
- Age
- Adult, Older Adult · 18+ yrs
- Sex
- All
- Sponsor
- Bangor University
- Primary completion
- Jan 2017
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Acute Mountain Sickness (AMS-C) as Assessed by the Environmental Symptoms Questionnaire. |
0.36; 0.21 | — |
| SECONDARY Hypoxic Exercise Performance as Assessed by Time to Exhaustion at 80% of Hypoxic V̇O2max Reserve. |
666; 656 | — |
Summary
The study will aim to describe and evaluate the effect of chronic beetroot juice supplementation on acute mountain sickness symptoms and exercise in a hypoxic environment. It is hypothesized that beetroot supplementation will decrease acute mountain sickness and increase exercise performance.
Eligibility Criteria
Inclusion Criteria
- Women only: Regular menstrual cycle or post-menopausal
Exclusion Criteria
- Stayed at altitude above 2500m in the last 6 months
- Traveled to altitude above 2500m in the last 2 months
- Unable to give informed consent
- Unstable medical condition.
Data sourced from ClinicalTrials.gov (NCT03101904). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.