CN1C=NC2=C1C(=O)N(C(=O)N2C)C The pharmacological targets through which this compound exerts its effects.
Living organisms in which this compound is naturally found.

East Asian evergreen shrub whose leaves, processed in dozens of distinct ways, yield green, white, oolong, black, and pu-erh teas — the second most consumed beverage on Earth and the second great gift of caffeine to human culture.

Ethiopian highland shrub whose roasted seeds power the most widely consumed psychoactive beverage in human history — caffeine alone now exceeds every other drug in daily reach.

Mesoamerican rainforest tree whose fermented and roasted seeds — once reserved for Maya and Aztec royalty as a frothy ritual drink — contain a gentle pharmacological orchestra of theobromine, caffeine, phenethylamine, and anandamide.



