Bryan Johnson· Author
Olive oil that’s high in polyphenols (366 ppm) showed favorable effects on cholesterol markers compared to ones with medium levels of polyphenols (164 ppm), according to a randomized crossover clinical trial.
The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
Olive oil that’s high in polyphenols (366 ppm) showed favorable effects on cholesterol markers compared to ones with medium levels of polyphenols (164 ppm), according to a randomized crossover clinical trial.
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High polyphenol olive oil is the most powerful ingredient in this dressing. It increases HDL or good cholesterol and reduces several key markers of cardiovascular disease.