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    GlossaryCaffeine

    natural stimulant found in coffee, tea, and energy drinks

    Caffeine, also known as 1,3,7-Trimethylxanthine, is a natural stimulant most commonly found in coffee, tea, and various energy drinks. It works by blocking the action of adenosine, a neurotransmitter that promotes sleep, thereby increasing alertness and reducing the perception of fatigue.

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