Herring oil may tackle high cholesterol in overweight adults
NCT ID NCT06364163
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether a special oil from herring can lower LDL (bad) cholesterol in adults who are overweight or have obesity. Researchers will give 80 participants herring oil concentrate and measure changes in their cholesterol levels. The goal is to find a natural way to reduce heart disease risk.
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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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80 people
The number who actually took part.
- Started
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Aug 2024
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- 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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20 to 65 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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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: * BMI over 25 kg/m2 * Stable body weight last 3 months Exclusion Criteria: * Allergies towards fish, milk, egg, gluten * Tobacco use (cigarettes or snus) * Diseases affecting the heart, intestinal function, kidney function or insulin secretion * Use of medications targeting cholesterol -or glucose metabolism * Use of dietary supplements * Pregnant or breastfeeding * Following a strict diet * Had bariatric surgery or using medications for weight loss * Recent or planned surgical procedures * High intake of fish/seafood
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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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University of Bergen
Bergen, Norway
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