Oat bran shows promise for heart health in small study
NCT ID NCT06747234
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether adding oat bran to the diet could improve cholesterol levels and reduce inflammation in people with coronary artery disease. Thirty-two patients who recently had angioplasty took part. Half ate 28 grams of oat bran daily for two months, while the other half received standard care. Researchers measured blood fats, inflammatory markers, and gut bacteria changes.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- oat bran
- What this could lead to
- If it works, this could point toward a simple dietary supplement to help manage cholesterol and inflammation in heart disease patients.
- What could go wrong
- This is a very small, early study with only 32 people. Results may not apply to everyone, and oat bran is not a replacement for standard medical treatment.
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
-
32 people
The number who actually took part.
- Started
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May 2025
- Finished
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Dec 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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40 to 75 years
- Sex
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Anyone
- Healthy volunteers
-
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: * Patients with a history of coronary heart disease who have recently undergone coronary angioplasty Exclusion Criteria: * End-stage renal disease * Inflammatory bowel syndrome (IBD), * Recent glucocorticoid or antibiotic treatment, * Cancer undergoing chemotherapy or radiotherapy, * Any alteration to the treatment plan, including changes in drug type or surgical intervention
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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
-
Shahid Modaress Hospital
Tehran, Tehran Province, Iran
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Shahid Modarres Hospital
Tehran, Tehran Province, Iran
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