Cranberry Supplementation, Viral Defense, Antibody Response to the Flu Shot
Public ClinicalTrials.gov record NCT04597554. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Influence of 8-Weeks Cranberry Supplementation on the Antibody Response to Influenza Vaccination and Ex-Vivo Viral Defense
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This study will investigate the effect of 8-weeks cranberry supplementation on the antibody response to influenza vaccination and ex-vivo anti-viral activity. The hypothesis is that 8-weeks ingestion of cranberry supplement relative to placebo will improve the antibody response to influenza vaccination and ex-vivo anti-viral defense.
Study identification
- NCT ID
- NCT04597554
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 84 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 40 Years to 80 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 20, 2020
- Primary completion
- Nov 29, 2020
- Completion
- Dec 30, 2021
- Last update posted
- Feb 20, 2022
2020 – 2021
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Appalachian State University Human Performance Lab, North Carolina Research Campus | Kannapolis | North Carolina | 28081 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04597554, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Feb 20, 2022 · Synced Sep 4, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04597554 live on ClinicalTrials.gov.