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caffeine
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Images, Videos & Interactives
caffeine molecule caffeine
Explore the health benefits of coffee consumption
How does caffeine affect the human body and brain?
Caffeine content of popular drinks.
A white woman bites into a chocolate bar.
Related Questions
Read Next
Coffee beans after roasting.
How Is Coffee Decaffeinated?
Cuban coffee served in the colonial city of Trinidad, Cuba
Why Does Too Much Caffeine Keep You Awake at Night?
tea. tea production. Camellia. Dried tea leaves in tea bag from tea plantation seeping in hot water in clear cup of tea. mug of tea. Camellia sinensis
Trivia with a Capital “Tea”: 5 Things You Didn’t Know About Tea
Opium. Opium poppy. Papaver somniferum. Seed. Spice. Poppy seed. Pile of poppy seeds.
Can Eating Poppy Seeds Make You Fail a Drug Test?
Flower bingo
Britannica’s Flower Bingo
Discover
Young boys working in a thread spinning mill in Macon, Georgia, 1909. Boys are so small they have to climb onto the spinning frame to reach and fix broken threads and put back empty bobbins. Child labor. Industrial revolution
The Rise of the Machines: Pros and Cons of the Industrial Revolution
World Data Locator Map: Australia
Is Australia an Island?
Camel at Khor Rori, Oman; mammal.
Do Camels Store Water in Their Humps?
Moonrise over Tucson, Arizona
Why Doesn’t Arizona Observe Daylight Saving Time?
Bar graph of the United States Death Toll during major events. Infogram chart.
U.S. Death Toll During Major Events
World map. Continents. Oceans. Mendel thumb ok
Just How Many Oceans Are There?
The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)
New Seven Wonders of the World

caffeine: Media

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Videos

Explore the health benefits of coffee consumption
The possible health benefits of coffee consumption.
Video: Science in Seconds (www.scienceinseconds.com) (A Britannica Publishing Partner)
How does caffeine affect the human body and brain?
Learn about caffeine's effects on the human body.
Video: © American Chemical Society (A Britannica Publishing Partner)
The chemistry of chocolate
Is your favorite sweet good for you?
Video: © American Chemical Society (A Britannica Publishing Partner)

Images

caffeine molecule
Caffeine molecule.
Encyclopædia Britannica, Inc.
caffeine
Anhydrous caffeine.
William Rafti

Interactives

Caffeine content of popular drinks.
How much caffeine is found in drinks.
Encyclopædia Britannica, Inc.
VIEW MORE in these related Britannica articles: