Caffeine (60-100 tablets per package)

18 Reviews $2 per tablet

Caffeine is most commonly used as a psychoactive drug.

Caffeine is found in some combination medications and weight control products and the effects of caffeine persist for about three hours or less. Caffeine affects mood, stamina, the cerebral vascular system, and gastric and colonic activity.

60-100 tablets per package $2 per tablet