Scientists believe they have identified the reason why olive oil has a potentially protective effect on our hearts: Oleocanthal. A derivative of deacetoxy-ligstroside aglycone - oleocanthal - appears to act as a natural anti-inflammatory compound preventing or limiting the effects of various inflammatory chemicals and enzymes that may cause heart disease.

Oleocanthal seems to prevent inflammation in a similar way to aspirin and ibuprofen. This may be the reason for the alleged health benefits of the Mediterranean diet, which is rich in olive oil.

Read more about the study here.