Experts have known that Mediterranean diets rich in olive oil are good for your heart. And a new study reports that it could fight breast cancer, too.
Spanish researchers examined the properties of extra virgin olive oil - the purest form of olive oil.
Two properties in the oil suppressed the breast cancer gene HER2. And these properties also reduced malignant tumors in rats.
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But those properties will have to be transformed into drugs. Simply consuming a lot of olive oil won't do the trick.