Effect of Intake of Allium Cepa L. Peel Heated Water Extract on Immunity Enhancement
NCT ID: NCT05666752
Last Updated: 2022-12-28
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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UNKNOWN
NA
80 participants
INTERVENTIONAL
2022-11-07
2023-09-30
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
PARALLEL
PREVENTION
DOUBLE
Study Groups
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Allium Cepa L. Peel Heated Water Extract
4 capsules/day after meal(1,200 mg/day) for 8 weeks
Allium Cepa L. Peel Heated Water Extract
4 capsules/day after meal(1,200 mg/day) for 8 weeks
Placebo
4 capsules/day after meal(1,200 mg/day) for 8 weeks
Placebo
4 capsules/day after meal(1,200 mg/day) for 8 weeks
Interventions
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Allium Cepa L. Peel Heated Water Extract
4 capsules/day after meal(1,200 mg/day) for 8 weeks
Placebo
4 capsules/day after meal(1,200 mg/day) for 8 weeks
Eligibility Criteria
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Inclusion Criteria
* Symptoms of upper respiratory infection at least once within past 12 months
Exclusion Criteria
* Vaccination within past 2 months
* BMI \< 18.5 kg/m2 or 35 kg/m2 ≤ BMI
* Immunity enhancement agents within past one months
* Allergic or hypersensitive to any of the ingredients in the test products
* Antipsychotic drugs therapy within past 3 months
* History of alcoholism or drug abuse
* Participation in any other clinical trials within past 3 months
* Pregnant or lactating women
* Judged ineligible to participate in the trial by the principal investigator
19 Years
75 Years
ALL
Yes
Sponsors
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Hanyang University
OTHER
Responsible Party
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Yongsoon Park
Professor
Principal Investigators
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Yongsoon Park, Ph.D.
Role: PRINCIPAL_INVESTIGATOR
Hanyang University
Locations
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Hanyang University
Seoul, , South Korea
Countries
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References
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Cho H, Kim S, Lee SH, Park Y. Effect of onion (Allium cepa L.) peel extract on natural killer cell and cytokines in a randomized, double-blind, placebo-controlled trial. Nutr Res Pract. 2024 Feb;18(1):33-45. doi: 10.4162/nrp.2024.18.1.33. Epub 2024 Jan 11.
Other Identifiers
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NAS-IE-ON
Identifier Type: -
Identifier Source: org_study_id