Recovered Data Casts Doubt On Whether Replacing Saturated Fat With Vegetable Oil Protects Against Heart Disease
By Stephanie Castillo, Medical Daily
Americans have been told to eschew saturated fat for decades, in part because the American Heart Association has said consuming high amounts can increase cholesterol levels — and not the good kind. So in the late 60s, researchers conducted a trial to see if replacing saturated fats with vegetable oil rich in a healthier polyunsaturated fat, called linoleic acid, could lower levels of LDL “bad” cholesterol and reduce rates of coronary heart disease and death. All signs seemed to point to yes, but according to a new study published in BMJ, this hypothesis stands on shakier ground than people have been led to believe.
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