kafein

Also known as methyltheobromine, 1,3,7-trimethyl-2,6-dioxopurine, 1,3,7-trimethylxanthine, theine, 7-methyltheophylline, 1-methyltheobromine, guaranine, 1,3,7-trimethylpurine-2,6-dione

Caffeine is a central nervous system (CNS) stimulant of the methylxanthine class and is the most commonly consumed psychoactive substance globally. It is mainly used for its eugeroic (wakefulness promoting), ergogenic (physical performance-enhancing), or nootropic (cognitive-enhancing) properties; it is also used recreationally or in social settings. Caffeine acts by blocking the binding of adenosine at a number of adenosine receptor types, inhibiting the centrally depressant effects of adenosine and enhancing the release of acetylcholine. Caffeine has a three-dimensional structure similar to

AI overview

Caffeine is a stimulant drug found in many common beverages and foods that works by blocking a natural brain chemical called adenosine, which helps keep you alert and can improve physical and mental performance. It's the most widely used psychoactive substance in the world, consumed by people seeking increased wakefulness, better focus, or simply as part of social and recreational activities.

AI-generated from the Wikipedia summary — may contain errors.