+Nicotine is a potent [alkaloid](/wiki/alkaloid) primarily found in the [tobacco](/wiki/tobacco) plant. It acts as a stimulant, quickly reaching the brain and creating a temporary sense of alertness and calm. However, its powerful effects also lead to significant [addiction](/wiki/addiction).
+## See also
+- [Smoking](/wiki/smoking)
+- [Vaping](/wiki/vaping)
+- [Stimulant](/wiki/stimulant)
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