Caffeine Content of Coffee
The average cup of North American style coffee contains about 100 to 150 milligrams of caffeine; a single serving of espresso contains 80 to 120 milligrams. The average cup of tea delivers about 40 milligrams; the average chocolate bar about 20 to 60.
Caffeine Content | Short / Long -Term Effects | Moderate Consumption
Reducing Caffeine Intake | Pesticides and Chemicals | Health Benefits of Coffee