Just heard on "science talk" podcast flavonol in coco helps memory.
Also healthy for blood flow due to flavonols nitric oxide modulating affect.
"Flavonol-rich Coco can help blood flow"
http://www.nutraingredients.com/news/ng.asp?n=34529-flavonol-rich-cocoaI had a Belgian friend who admitted to only eating chocolate during exams on occasion. Dark belgian chocolate low in milk and sugar however, I'm assuming that would be better. I wonder if that helped her studying?
Yay for chocolate!