Chocolate is a food made from the seeds of a cacao bean.  The taste of chocolate is often described as sweet because chocolate makers usually add a lot of sugar and milk for taste. This means that chocolate can be bad for your teeth and health. It is best to eat chocolate in moderation.

he good news isn’t over yet. Dark chocolate may also improve the function of the brain.

One study of healthy volunteers showed that 5 days of consuming high-flavanol cocoa improved blood flow to the brain

Cocoa may also significantly improve cognitive function in elderly people with mental impairment. It also improves verbal fluency and several risk factors for disease

Cocoa also contains stimulant substances like caffeine and theobromine, which may be a key reason cocoa can improve brain function in the short term