The Effects of a Single Dose of Wild Blueberries on Mood and Cognition in Healthy Young Adults
NCT ID: NCT04935099
Last Updated: 2021-09-21
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
33 participants
INTERVENTIONAL
2021-05-26
2021-08-27
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
TREATMENT
TRIPLE
Study Groups
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Blueberry/Placebo
In this arm, participants will receive the blueberry intervention first, followed by the placebo one week later.
Wild blueberry powder
22 g freeze-dried wild blueberry (Vaccinium angustifolium) powder, mixed with 250 ml water, and served in an opaque container.
Placebo powder
22 g placebo powder matched for macronutrients and flavor, mixed with 250 ml water, and served in an opaque container.
Placebo/Blueberry
In this arm, participants will receive the placebo first, followed by the blueberry intervention one week later.
Wild blueberry powder
22 g freeze-dried wild blueberry (Vaccinium angustifolium) powder, mixed with 250 ml water, and served in an opaque container.
Placebo powder
22 g placebo powder matched for macronutrients and flavor, mixed with 250 ml water, and served in an opaque container.
Interventions
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Wild blueberry powder
22 g freeze-dried wild blueberry (Vaccinium angustifolium) powder, mixed with 250 ml water, and served in an opaque container.
Placebo powder
22 g placebo powder matched for macronutrients and flavor, mixed with 250 ml water, and served in an opaque container.
Eligibility Criteria
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Inclusion Criteria
* Willingness to provide blood samples
Exclusion Criteria
* Diagnosis or symptoms of anxiety, depression, or other mental health conditions
* Any medically significant condition (e.g. anemia, gastrointestinal disorders, diabetes)
* Use of psychoactive medication or recreational drugs in the last two weeks
* Current use of medication that could interact with the intervention (e.g. antibiotics)
* Obesity or underweight
* Participation in other interventional studies in the last month
* Pregnancy or lactation
18 Years
25 Years
ALL
Yes
Sponsors
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Wild Blueberry Association of North America
OTHER
University of Reading
OTHER
Responsible Party
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Prof Claire Williams
Professor
Locations
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School of Psychology and Clinical Languages, University of Reading
Reading, Berkshire, United Kingdom
Countries
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Provided Documents
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Document Type: Study Protocol and Statistical Analysis Plan
Other Identifiers
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21/09
Identifier Type: -
Identifier Source: org_study_id
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