Fish Oil: what it does, by goal, and the dose that worked
What the 236 human studies of fish oil we graded show for each goal, the dose that worked, and the products that hold it. This page is educational, not medical advice.
What it does, by goalMembersThe top 5 of 5 goals
3 of these 236 human studies gave fish oil by drip, not by mouth.
| Goal | What the studies show | Studies | Dose that worked |
|---|---|---|---|
| Improved in studies 80 studies, 23 showed an improvement, 35 found none, 14 pooled analyses | 80 | 1 g | |
| Improved in studies 53 studies, 14 showed an improvement, 22 found none, 6 pooled analyses | 53 | 600 mg | |
| Improved in studies 53 studies, 13 showed an improvement, 13 found none, 9 pooled analyses, 2 by drip, injection or inhaler | 53 | 1.5 g | |
| No effect in studies 56 studies, 23 showed an improvement, 13 found none, 10 pooled analyses, 1 by drip, injection or inhaler | 56 | 190 mg | |
| No effect in studies 9 studies, 7 found none | 9 | – |
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Products – highest ranked firstMembersThe top 3 of 5
Dose and safetyThe dose that worked and the upper limit
The studies taken by mouth that showed an improvement gave 190 mg to 15 g a day.
Biohacker panelMembersWhat our 10 biohackers say about fish oil
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Questions people askMembersAnswered from the figures on this page
What is fish oil good for?
Answer for members.
How much fish oil a day?
Answer for members.
Can I take fish oil with my meds?
Answer for members.
Members see the answers, checked against their own meds and goals. Start My 7-Day Free Trial →
Educational, not medical advice. Figures come from the human studies on PubMed we have graded; a study counts for a form when it names the form it used. Updated as new studies arrive. How we grade →