date:May 28, 2015
e to safety concerns for the general healthy adult population, the panel writes in the report. The same amount of caffeine does not give rise to safety concerns when consumed less than two hours prior to intense physical exercise under normal environmental conditions.
A 200-milligram serving of caffeine is equivalent to approximately two 8-ounce cups of coffee, four 8-ounce cups of tea, three shots of espresso or two cans of Red Bull. A dark chocolate bar contains approximately half that amount