Clinical trial Recruiting at 1 site Interventional Ages 18 and up

Investigating the Mediterranean Diet's Effects on Inflammatory Bowel Disease

Official title: Implementing Metabolomics Informed Diet on Inflammatory Bowel Disease Patients

Run by University of California, San Diego · NCT05973500 · Data updated 2026-11-12

This study is trying to see if switching to a Mediterranean diet can help people with inflammatory bowel disease feel better and improve their health.

Quick facts

Study typeInterventional
Ages18 Years and up
SexAll
Enrollment90 (estimated)
SponsorUniversity of California, San Diego
Academic / other
Locations1 site (San Diego, California)
StatusRecruiting
StartedSeptember 1, 2023
Main results expectedAugust 1, 2028
Study endsAugust 1, 2028
Registry record updatedNovember 6, 2026
Trial IDNCT05973500 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18 and older diagnosed with mild to moderate Crohn's Disease.

Probably not a fit

Patients with severe IBD, significant comorbidities, or those unable to adhere to dietary changes may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study explores how dietary changes, specifically adopting a Mediterranean diet, can influence the severity of inflammatory bowel disease (IBD). Researchers will collect blood and stool samples from participants before and after implementing the diet to analyze changes in inflammation markers and gut microbiome composition. By comparing these samples, the study aims to determine the diet's impact on disease state and overall health in individuals with IBD.

Why it matters

Potential benefit: If successful, this study could provide dietary recommendations that significantly improve the management of inflammatory bowel disease.

How similar studies have gone: While dietary interventions in IBD are gaining interest, this specific approach focusing on the Mediterranean diet is relatively novel and under-explored.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 18 years old or older
* Meet classification criteria for inflammatory bowel disease including those with mild to moderate Crohn's Disease as defined by a Crohn's disease activity index between 150-450, with fecal calprotectin\>250, within 1 month of enrollment.

Exclusion Criteria:

* Unable to provide informed consent
* History of or current drug abuse
* Pregnancy
* Start or change in dose of standard-of-care treatment within 12 weeks of the screening
* Known allergy to any component of the proposed diet
* Subjects with significant other medical or psychiatric comorbidities and /or medication use which in
* physician's clinical judgment might difficult the interpretation of the results
* Patients that are not on a stable dose of medications, for instance, steroids, in between samples collection
* Patients on antibiotics
* Patients with C difficile infection within 4 weeks of enrollment

Where it's running

  • University of California, San Diego
    San Diego, California, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.