Status:
NOT_YET_RECRUITING
Exploring the Cognitive Benefits of a Blackcurrant-Based Supplement in Normobaric Hypoxia
Lead Sponsor:
Leeds Beckett University
Conditions:
Cognitive Performance
Executive Function (Cognition)
Eligibility:
MALE
18-35 years
Phase:
NA
Brief Summary
This study investigates the cognitive effects of Ārepa, a blackcurrant-based drink, under simulated high-altitude conditions (4,500m normobaric hypoxia for \~180 minutes). Using a double-blind, random...
Detailed Description
Cognitive functioning can be influenced by varying factors including age, education, fatigue and environmental conditions. It is well established that stress, including hypoxia, sleep deprivation, and...
Eligibility Criteria
Inclusion
- Willing and able to provide written informed consent (in English)
- Aged 18-35
- Male
- Residing at a low altitude (\<500m)
Exclusion
- Diagnosed food allergy or intolerance to the investigational products or control products. (Blackcurrant, food allergen/ pine, tree-derived allergen/ l-theanine tree allergen (camellia sinensis))
- Significant past medical and psychiatric history and ongoing chronic conditions such as, cardiovascular disease, respiratory disease, endocrine disorder (e.g. Diabetes mellites) and neurological and psychiatric conditions including brain injury or are colourblind.
- Significant medication history or current prescription of medication or supplements known to affect cognition such as. Sedatives, stimulants, or herbal supplements high in anthocyanin and polyphenol content.
- A positive result from the pre-screening sickle cell trait blood test.
- An abnormal ECG reading.
- A resting heart rate above 100bmp.
- A blood pressure reading above 140/90mmHg.
- Subjects not willing and/ or not able to comply with the scheduled visits required for the study.
- Not willing to provide blood samples.
- Not classified as low risk based on the ACSM guidelines.
Key Trial Info
Start Date :
September 1 2025
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
October 1 2027
Estimated Enrollment :
27 Patients enrolled
Trial Details
Trial ID
NCT07166835
Start Date
September 1 2025
End Date
October 1 2027
Last Update
September 10 2025
Active Locations (1)
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1
Leeds Beckett University
Leeds, United Kingdom, LS6 3QS