Taking fish oil supplements doesn’t seem to lower your risk of having a heart attack or other heart disease, according to this review of many clinical trials.

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Evidence from Studies

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Association of dietary, circulating, and supplement fatty acids with coronary risk: a systematic review and meta-analysis

Systematic Review With Meta-Analysis

Human

2014 Mar 18

This big study looked at 27 experiments where people took omega-3 supplements and found no clear benefit in preventing heart disease — the numbers show the supplements didn’t make a meaningful difference.

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No contradicting evidence found

Source Study

Association of dietary, circulating, and supplement fatty acids with coronary risk: a systematic review and meta-analysis

Score: 42

DOI: 10.7326/m13-1788

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