People with more omega-3 fats in their blood don’t clearly have lower heart disease risk, even though the numbers hint at a possible benefit.

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Evidence from Studies

Supporting (1)

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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 blood levels of omega-3 fats in thousands of people and found that those with higher levels had about 16% lower heart disease risk—but the result wasn’t strong enough to say for sure it wasn’t just chance.

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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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