How much caffeine do your Espresso Capsules have? November 05, 2021 19:50 The caffeine content in Peet’s caffeinated capsules is about 60-90 mg per capsule. Related articles How much caffeine are in your capsules? What is the caffeine content? How much caffeine is in my beverage? Do Peet’s Espresso capsules have a food grade shellac coating on the inside so the coffee grounds don’t actually come in contact with the aluminum? Which capsule is most like the espresso that I get in your stores?