Do certain coffee brewing methods extract more caffeine than others? We chat with a coffee brewing expert about caffeine content of each type. Whether it’s cold brew, espresso, or good ol’ pour over, ...

USDA standards say decaf coffee is supposed to have its caffeine content reduced by no less than 97.5% of the source coffee. For both reasons, measurement is important. Moreover, coffee producers can ...

Adopting these hacks can help you get the most pep in your step. Caffeine is like that little jolt of electricity we may need to kick-start our day or power through a slow afternoon. Found in food and ...