Written from the studies on PubMed, searched on 11 Nov 2026. Every number below comes from a study listed under Sources.
The claim
Posts online say that omega-3 fatty acids (fish oil) helps with ankylosing spondylitis.
Where research stands
We found 1 published paper on omega-3 fatty acids (fish oil) and ankylosing spondylitis. They were published between 2006 and 2006. 1 of them is a study in people. 1 of them compared people who got it with a group that did not. None was a study in animals, and none was only in cells in the lab.
- 1In people1 with a comparison group
- 0In animals
- 0Only in the lab
What the studies found
We have not summed up these studies in words yet. The most important papers are listed under Sources.
Verdict
Omega-3 fatty acids (fish oil) has been tested in randomised trials in people with ankylosing spondylitis.
What this means for you: A study in people is not proof that it helps you. Do not stop or change your medicines because of it. Ask your doctor before you start taking it.
Sources
- Supplementation of omega-3 fatty acids in patients with ankylosing spondylitis.2006 · Scand J Rheumatol · Randomised trial
