The Science of Caffeine: The World's Most Popular Drug

This week Reactions is looking at the science behind the most popular drug: caffeine. Delicious coffee chemistry!

It's not just in coffee anymore. From drinks to jerky to gum, caffeine is everywhere. In our latest video, we take a look at the science behind the world's most popular drug, including why that little molecule keeps you awake and reveal just how much caffeine is too much.

Video directed by Kirk Zamieroski
Series created by Adam Dylewski
Produced by the American Chemical Society

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