How much caffeine you're consuming

Just one cup of coffee contains nearly 100 milligrams of caffeine, roughly equal to the maximum amount a teen should get in one day.

Chart showing the amounts of caffeine in servings of coffee, tea, energy drinks and other beverages, as well as some chocolate products

Some energy drinks and specialty coffees contain far more caffeine than what is listed here

Table: The Conversation, CC-BY-ND Source: USDA Agricultural Research Service Get the data