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Could an american-style diet calm ulcerative colitis? new study investigates

NCT ID NCT06784323

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether a diet made from common American foods like sandwiches, grilled meats, and oatmeal can reduce inflammation and improve symptoms in people with ulcerative colitis. Over 8 weeks, 122 participants will receive catered meals and guidance from a dietitian. The goal is to see if this approach can help control the disease and identify biological markers of response.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
anti-inflammatory diet with American staple foods
What this could lead to
If it works, this could offer a dietary approach to help manage ulcerative colitis and reduce inflammation without added medication.
What could go wrong
This is a small early-stage trial with only 122 participants, so results may not apply to everyone. The diet may be hard to follow long-term, and it's not a cure.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 122 people

The number the study aims to enrol. It can still change while the study runs.

Started

Mar 2025

Expected to finish

Sep 2030

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

16 to 75 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Documented diagnosis with ulcerative colitis from medical records. * Self-Identify as American * Ages 16-75 * SCCAI between 3-9 (no greater than 12 bowel movements a day) * Fecal calprotectin \> 150mg/dl. * On stable medications for their disease for the past 3 months * Likeability of American foods (sandwiches, BBQ or grilled meats and vegetables, baked potatoes, smoothies, salmon, oatmeal, avocado, soups) * No recent Inflammatory Bowel Disease (IBD) related hospitalization in the last month. Exclusion Criteria: * Diagnosis of Crohn's Disease (CD). * Prior ileoanal anastomosis (J-pouch) or diversion * No recent hospitalizations on the last 4 weeks * No Clostridium difficile or enteric infections on the last 4 weeks * No use of probiotics on the last 4 weeks * Patients following the specific carbohydrate diet or mediterranean diet or anti-inflammatory diet * No active cancer or conditions limiting their ability to follow a diet (heart failure, end stage renal disease) * Pregnancy, breastfeeding or planning to become pregnant during study period * Use of Total Parenteral Nutrition at the time of screening and during the study period * Other significant or life-threatening co-morbidities * The need for antibiotic use during the study period * Adults unable to consent * Ages less than 16 and \> 75 years old * Prisoners

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • University of Miami Health System

    RECRUITING

    Miami, Florida, 33136, United States

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