BBC News - Cocoa 'might prevent memory decline'
This small study is a long way from definitive, but I love cocoa, so count me in as a believer
A study of 60 elderly people with no dementia found two cups of cocoa a day improved blood flow to the brain in those who had problems to start with.
Those participants whose blood flow improved also did better on memory tests at the end of the study, the journal Neurology reported.
This small study is a long way from definitive, but I love cocoa, so count me in as a believer