Herbal teas that don t come from the camellia sinensis tea plant such as chamomile and rooibos are caffeine free.
Tea with highest caffeine content.
Unlike black tea this tea is made from unfermented leaves leaving a much lighter color and flavor.
The caffeine content in tea varies and depends on the type of tea you choose.
At anywhere from 30 45 mg of caffeine per cup it s sure to pack a punch.
But teas made from leaves so young can t be steeped long.
Black tea tends to have the highest caffeine level of the bunch since it steeps the longest and at a higher temperature than other teas.
This is a bit ironic seeing as black tea uses the older tea leaves which normally contain less caffeine than young tea leaves and tea buds.
While a cup of coffee usually contains around 100 mg of caffeine only the blackest of teas extracted in the perfect conditions can come close to that mark.
Yerba mate delivers 85mg of caffeine per cup just 5 milligrams less than a cup of coffee.