Uncover the chemistry in everyday life.

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

About This Episode

It's not just in coffee anymore. From drinks to jerky to gum, caffeine is everywhere. In the American Chemical Society's (ACS') latest Reactions video, we 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.

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Produced by the American Chemical Society, the world’s largest scientific
society, Reactions is a video series that uncovers the chemistry in everyday life. Reactions is available at

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