Research library / Omega-3

Effect of Long-Term Marine ɷ-3 Fatty Acids Supplementation on the Risk of Atrial Fibrillation in Randomized Controlled Trials of Cardiovascular Outcomes: A Systematic Review and Meta-Analysis

B Gencer, L Djousse, O Al-Ramady, N Cook, J Manson, C Albert. Circulation. 2021.

Published 2026-10-15Sources checked 2026-10-151 sourceEverstack research teamHow we work

In plain language

Marine omega-3 supplements were associated with higher atrial fibrillation risk, especially above 1 g per day.

Limits

Small absolute increase; AF mostly a secondary outcome.

Source

doi.org/10.1161/CIRCULATIONAHA.121.055654 · PubMed 34612056 · Free full text

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