First, please view our handy comparison chart!

Unfortunately, there is no simple answer to how much caffeine is in each tea, as this depends on the temperature of the water, the amount of leaves per cup, and the length of the infusion.

However, we may offer rough guidelines to select black teas when seeking lots of caffeine, and herbals when seeking none. Oolong, green and white teas have moderate amounts of caffeine, though all considerably less than coffee.