NCT07231484Recruiting
Effects of Grape Consumption on the Immune-Gut Axis in Obesity
Effects of Grape Consumption on Immune and Gut Health in the Setting of Obesity
Source: ClinicalTrials.gov · Last updated 31 Jul 2026
Brief summary (registry, in English)
This study is investigating the benefits of whole freeze-dried grape powder consumption on the immune-gut axis in adults with obesity.
- Status (registry)
- Recruiting
- Study type
- Interventional
- Enrollment
- 50 (estimated)
- First submitted
- 15 Sept 2025
- Start date
- 19 Dec 2025
- Primary completion date
- 20 Dec 2027
- Lead sponsor
- University of Missouri-Columbia
- Diseases
- Obesity
- NCT number
- NCT07231484
What you commit to
- Study type: Interventional
- Planned participants: 50
- From 19 Dec 2025 to the primary completion date, 20 Dec 2027
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Illicit drug use
- Recent use of medications that affect immune function (e.g., corticosteroids)
- Recent start of medications that affect metabolism or appetite
Other illness
- Study food allergies
- Gastrointestinal disease and/or bariatric surgery
- Uncontrolled hypertension and blood pressure \>180/110
- Diabetes
- History of alcohol or drug abuse
- HIV positivity
- Drug therapy for coronary artery disease, peripheral artery disease, congestive
Other
- Regular consumption of grapes or grape-derived products
- Recent consumption of antibiotics, prebiotics, probiotics, symbiotics, or dietary supplements containing fiber or phytochemicals
- Pregnant or lactating individuals
Who the study is looking for
- Age: 18-60 years
- Obesity with BMI of 30-45 kg/m2
- Willingness to consume study foods
- Consistent diet and activity patterns for 4 weeks
- Weight stable (\<5kg change over last 3 months)
- Non-smoker \> 1 year or more
- Not currently consuming an extremely healthy diet
Age in the registry: 18 years to 60 years · Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| University of Missouri - Columbia Coordinator of this site? Confirm its status | Columbia | United States | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.