A new study, conducted by the New England Journal of Medicine is reporting that chocolate may be the ultimate brain food. The study touts the interesting observation that countries which eat the most chocolate have the highest number of Nobel laureates per capita. Researchers believe that the antioxidant group known as flavonoids can improve brain function. Flavonoids are found in high concentration in cocoa and dark chocolate. Flavonoids increase brain function by improving blood flow to the brain. Additionally, researchers now think that flavonoids can slow the decrease level of brain function generally seen in aging, as well as lower the risk of heart disease and diabetes. So which country eats the most chocolate per capita? According to the study Switzerland was the top performer in terms of the chocolate consumption and number of Nobel laureates.