Research
Micronutrients & recovery
Omega-3 PUFA supplementation does not reduce the risk of stroke (ischemic or hemorrhagic) in primary or secondary prevention settings.
Taking fish oil supplements will not prevent you from having a stroke, whether you have had one before or not. Do not take them for stroke prevention.
GoodRefutesHIGH confidence
Overall, there is no proven benefit of omega-3 PUFA supplementation as a means to reduce the risk of stroke among patients without a history of stroke (Class III: No Benefit Recommendation).
Why this rating
Based on meta-analyses of 20 RCTs and individual trials.
Source
Omega-3 Polyunsaturated Fatty Acid (Fish Oil) Supplementation and the Prevention of Clinical Cardiovascular Disease
David S. Siscovick et al. · Circulation · 2017
clinical_guidelineCited 621×
Read the paper This is one finding among thousands. Every one is graded and traced to its source, so you can see what the evidence actually supports. Browse the research →