Caffeine is a methylxanthine alkaloid naturally found in various plant parts that acts as an antagonist at central adenosine receptors at relevant physiological concentrations (IC50 = ~30 µM). It alters fatigue, mood, alertness, motor reaction time, vascular hemodynamics, and pain sensation. Caffeine has also been...

Xanthine alkaloid found in coffee, tea, and other plant sources, adenozine agonist, PDE inhibitor.

Caffeine (Cay-22975) is an analytical reference material categorized as a stimulant. It is found in kratom extract that has been used to overcome opioid withdrawl. This product is intended for analytical forensic applications. This product is also available as a general research tool (Cay-14118).Formal Name:...

Caffeine is a naturally occurring chemical that is present in tea, cola nuts, guarana and coffee. It is able to stimulate the central nervous system, cardiac muscle, stimulate the respiratory system, act as a diuretic and delay fatigue. The chemical structure for caffeine is 1,3,7-tri methylxanthine. As a modified...

Caffeine (CRM) (Cay-27970) is a certified reference material categorized as a stimulant. It is also used as a cutting agent for cocaine and heroin. This product is intended for analytical forensic applications. This product is also available as a general research tool (Cay-14118).Formal Name:...