Matcha powder often lands around 40–90 mg of caffeine per 2 g (about 1 tsp), with leaf grade, dose, and prep shifting the total.

Instant espresso usually lands in the 50–80 mg caffeine range per mixed cup, with the label and your scoop size deciding the final tally.

Most large iced coffees land between 150–300 mg of caffeine, with big swings based on brew style, coffee dose, and any added espresso.

A 16-oz bottle of GT’s SYNERGY kombucha often lands around 16–28 mg of caffeine, based on the brand’s 8–14 mg per 8-oz serving range.

A 2 g teaspoon of matcha often delivers 40–90 mg of caffeine, while heavier scoops can take a cup close to 180 mg.

A 16-oz large brewed coffee often sits near 200 mg of caffeine, yet beans, brew style, and shop recipes can push it far lower or higher.

A cafe “large” latte often lands between 90 and 135 mg of caffeine, with the exact number set by how many espresso shots are in the cup.

An 8-oz brewed coffee usually has more caffeine than an 8-oz matcha, yet a strong matcha can land in the same range as coffee.

A level teaspoon of instant coffee powder has about 31 mg of caffeine, while a rounded teaspoon lands near 57 mg.

A classic espresso macchiato usually lands around 60–80 mg of caffeine, since it’s mainly one espresso shot with a small splash of milk.