Daily How Much

An 8-ounce cup of green tea typically contains 28 to 50 mg of caffeine, though the range can extend from 25 to 70 mg depending on the variety.

Three shots of espresso typically contain between 180 and 225 mg of caffeine.

A Venti (20 fl oz) hot Chai Tea Latte from Starbucks contains about 120 mg of caffeine, roughly equivalent to an 8-ounce cup of drip coffee.

A 1-ounce decaf espresso shot typically contains 3 to 16 milligrams of caffeine, depending on the bean origin and decaffeination method used.

A typical 8-ounce serving of Thai tea contains between 30 and 60 milligrams of caffeine, depending on the mix and brewing method.

A standard 1-ounce shot of decaf espresso typically contains 3 to 15 mg of caffeine, depending on the bean and decaffeination method.

A standard 8-ounce cup of dark roast coffee contains about 51 mg of caffeine, slightly less than the 60 mg in light roast.

A typical 7 Brew Energy drink contains around 152 mg of caffeine, though amounts can shift with size and added caffeine shots.

A tablespoon of matcha powder (about 6 grams) delivers roughly 180 to 240 mg of caffeine.

A 6-ounce cup of brewed coffee typically contains 70 to 140 milligrams of caffeine, averaging around 100 milligrams depending on the bean and brew.