Chocolate contains healthy antioxidants-flavonoids. Chocolate is an important dietary source of flavonoids. Flavonoids can diminish inflammation, increase beneficial cholesterol and increase the content of nitric oxide in human body, thus promoting blood circulation and improving abnormal cholesterol. It is recommended to choose dark chocolate with cocoa content above 70%, and consume about 45g per week.

A research team in Melbourne, Australia, evaluated the long-term effect of eating dark chocolate every day to reduce the risk of cardiovascular disease in 20 13 hypertensive patients, and found that after ten years of persistence, the incidence of non-fatal and fatal cardiovascular diseases decreased by 70/ 10000 and 15/ 10000 respectively, while intermittent patients also decreased by 50/000 respectively.

Researchers at the University of Vakhlin in the Netherlands found that dark chocolate can not only help restore the elasticity of blood vessels, but also prevent white blood cells from adhering to the walls of blood vessels, and vascular sclerosis and white blood cell adhesion are the causes of atherosclerosis.

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