Margaret Keys
Margaret Keys was a biochemist who, alongside her husband Ancel Keys, played a pivotal role in the popularization of the Mediterranean diet in the 1950s. Their research in southern Italy demonstrated the health benefits of a diet rich in vegetables, legumes, olive oil, whole grains, and fish, which was linked to lower rates of heart disease. Her contributions to nutritional science have had a lasting impact on dietary guidelines and public health.
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Margaret Keys studied communities in southern Italy in the 1950s alongside her husband Ancel Keys.
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