Measure and optimize your Omega-3 Index (the levels of EPA and DHA in the body) to reach a target of 8% to 11% to maximize heart protection and vitality.

noli's read

The idea of optimizing one's Omega-3 Index is based on very sound scientific foundations. Large-scale observational cohort studies, such as those conducted by researchers William Harris and Clemens von Schacky, show that an index equal to or greater than 8% is correlated with excellent preservation of cardiac health. A major meta-analysis by the international FORCE consortium also associates high levels of omega-3s with increased overall longevity. Nevertheless, presenting the specific range of '8% to 11%' as an absolute shield involves a degree of extrapolation. Randomized clinical trials, considered the most robust level of evidence, show more mixed results, partly because they focus on ingested supplement doses rather than the individualized measurement of the final index. This target therefore remains an excellent benchmark for guiding one's lifestyle, even if the direct causal link for preventing sudden heart failure still merits further consolidation.

the sources

1. 1NIH Office of Dietary Supplements 2026
2. 2Manson JE et al. 2019
3. 3foundmyfitness.com/topics