The Friday File: Flavanols in cocoa slow and even reverse age-related cognitive decline. Better yet, a nations’ annual per-capita chocolate consumption is correlated with the number of Nobel laureates. The country with the most Nobels per-capita and the greatest per-capita chocolate consumption: Switzerland, followed by Sweden and Denmark. The U.S. was in the middle. To win one more Nobel, a nation must increase its per-capita chocolate consumption by 0.9 pound/year.