The saturation index (SI) of the same membranes was inversely associated with breast cancer risk.
Monounsaturated fats and low SI in erythrocyte membranes are predictors of postmenopausal breast cancer.
[3] In children, consumption of monounsaturated oils is associated with healthier serum lipid profiles.
In the late 20th century, people in Mediterranean countries consumed more total fat than Northern European countries, but most of the fat was in the form of monounsaturated fatty acids from olive oil and omega-3 fatty acids from fish, vegetables, and certain meats like lamb, while consumption of saturated fat was minimal in comparison.
A 2017 review found evidence that the practice of a Mediterranean diet could lead to a decreased risk of cardiovascular diseases, overall cancer incidence, neurodegenerative diseases, diabetes, and early death.
[5] A 2018 review showed that the practice of the Mediterranean diet may improve overall health status, such as the reduced risk of non-communicable diseases.