CAFFEINE
Introduction and Global Consumption Caffeine (1,3,7-trimethylxanthine) is classified fundamentally as a widely consumed psychoactive drug and a naturally occurring methylxanthine alkaloid. It represents the world’s most frequently ingested psychoactive substance, surpassing alcohol and nicotine in overall global prevalence. Derived primarily from the seeds, nuts, and leaves of several plant species—most notably the coffee bean, tea […]