Can salmon oil tame asthma? new study investigates
NCT ID NCT05137132
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether a salmon oil supplement called CARDIO® could help control asthma in adults. 70 participants took either the supplement or a placebo alongside their usual asthma medications. The goal was to see if the supplement reduced asthma attacks and improved breathing over 20 weeks.
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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70 people
The number who actually took part.
- Started
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Apr 2022
- Finished
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Dec 2024
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
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: * Asthma Global Initiative for Asthma (GINA) treatment grade 2-4 (only standard care of inhaled corticosteroid (ICS) and long-acting beta2-agonist (LABA), no additional treatment except as-needed short--acting beta2-agonist (SABA) * ACQ-5 score ≥0.75 * Diagnosed with asthma by medical doctor (general practitioner or pulmonary spesialist) * Eosinophils ≥ 150 µL * Speaks fluent Norwegian. * For female in fertile age, use of contraception or other indication for non-pregnancy. * Signed informed consent and expected cooperation of the participants for the treatment and follow up must be obtained and documented according to ICH GCP, and national/local regulations. Exclusion Criteria: * Treatment with oral corticosteroid \<1 month prior to baseline visit * Treatment with any biological medication, \<6 months prior to baseline visit * Oral/intravenous antibiotics \< 3 months prior to baseline visit * Consumption of fish oil (liquid, capsule, powder) as an oral supplement \< 1-month prior baseline visit * Known fish or shellfish allergy * Pregnancy and breast feeding * Participant in a confounding study * Inflammatory bowel disease (Chron, ulcerative colitis (UC), microscopic colitis), celiac disease, or any chronic disease that possibly affects intestinal absorption and morbidity * In case of severe cognitive impairment where the participants are not able to fulfill the study * Not willing to participate * Any reason why, in the opinion of the investigator, the participant cannot participate.
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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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Hofseth Biocare ASA
Ålesund, More and Romsdal, 6003, Norway
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