Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Not applicable Interventional Accepts healthy volunteers

Red Raspberry Polyphenols on Gut Microbiome

ClinicalTrials.gov ID: NCT03049631

Public ClinicalTrials.gov record NCT03049631. 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.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 9:53 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

The Reciprocal Interactions Between Red Raspberry Polyphenols and Gut Microbiome Composition Affect Insulin Sensitivity

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The primary objective aims are to assess the effects of regular consumption of red raspberries (RRB) with and without fructooligosaccharide (FOS) on the composition of the gut microbiota after 4 week intake and in parallel characterize plasma and urine metabolite profiles examining qualitative and quantitative intervention associated changes.

Study identification

NCT ID
NCT03049631
Recruitment status
Completed
Study type
Interventional
Phase
Not applicable
Enrollment
30 participants

Conditions and interventions

Interventions

Dietary Supplement

Eligibility (public fields only)

Age range
20 Years to 60 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
May 17, 2017
Primary completion
Jul 5, 2020
Completion
Jul 5, 2020
Last update posted
Jul 13, 2020

2017 – 2020

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Clinical Nutrition Research Center Chicago Illinois 60616

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 NCT03049631, 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 Jul 13, 2020 · Synced Sep 2, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03049631 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →