correlational
Analysis v1
Strong Opposition
For people over 50 who don’t eat much fish, taking a daily omega-3 supplement for about five years might help lower the risk of serious heart problems, but the evidence isn’t strong enough to be sure.
0
74
Evidence from Studies
Supporting (0)
0
Community contributions welcome
No supporting evidence found
Contradicting (1)
74
Community contributions welcome
74
Marine Omega-3 Fatty Acids and Prevention of Vascular Disease and Cancer
Randomized Controlled Trial
Human
2019 Jan 3This big study gave people omega-3 pills daily for over five years and found no clear benefit in preventing heart attacks or strokes, even for those who didn’t eat much fish. So, the claim that it helps isn’t backed by the main results.
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.