Diet study for Crohn's disease halted early – what we know
NCT ID NCT04431700
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at whether an anti-inflammatory whole-food diet (rich in vegetables, fruits, and omega-3s, low in processed foods) could improve symptoms in people with mild to moderate Crohn's disease. It enrolled 28 adults and compared the diet to regular eating habits. The trial was terminated early, so the full impact is unclear, but it aimed to understand how diet affects gut health and inflammation.
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 whole-food diet
- What this could lead to
- If successful, this diet could help manage Crohn's disease symptoms and reduce inflammation, offering a non-drug option for mild to moderate cases.
- What could go wrong
- The trial was terminated early, so results are limited. Diet studies are hard to control, and individual responses vary. It may not work for everyone.
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
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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
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28 people
The number who actually took part.
- Started
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Oct 2020
- Finished
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Mar 2025
- Lead sponsor
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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
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18 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age of 18 to 75 years old * History of Crohn's Disease (CD) with mild to moderate symptoms and prior biopsy proof Exclusion Criteria: 1. History or current diagnosis of any of the following: * Stroke or Arrhythmia * Seizures * Liver Disease * Untreated hypertension (High Blood Pressure) * Active malignancy * Bleeding disorders * Heart Disease * Lung disease * Previous Heart surgery * Previous Gastrointestinal Surgery * Kidney Disease * Chronic Diarrhea * End enterostomy * Bulimia * Anorexia * Laxative Abuse * Endocrine Disorder * Current history of smoking tobacco * Urgent need for abdominal sugery * Severe Malnutrition * Active alcohol or non-cannabinoid substance abuse 2. Recent hospitalization within the last 30 days 3. Currently pregnant of lactating. 4. Current use probiotics or dietary supplements that would not be willing to discontinue for the length of the study. 5. Concerns for non-compliance 6. If currently on immunosuppressants, immunomodulators, cotticosteroids, and/or 5-aminosalicylates, no changes in doses will be permitted during the trial except for tapering of corticosteroids.
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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.
Contacts and locations
Locations
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UCLA Center for Human Nutrition, 1000 Veteran Ave.
Los Angeles, California, 90095, United States
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