Theacrine is a naturally occurring chemical that is similar to caffeine. It is found in different types of tea and coffee, as well as in the seeds of the Herrania and Theocrama plant species. People take theacrine by mouth for aging, the common cold, fatigue, and mental performance. Theacrine is also added to pre-workout supplements promoted for improving athletic performance. Theacrine stimulates the central nervous system at higher doses and decreases central nervous system activity at lower doses. Theacrine might also lessen liver damage caused by stress and reduce pain and swelling.
· Mental performance. Taking the same product daily for 7 days might improve some measurements of concentration in some people.
· Physical performance. Early research suggests that taking a single dose of a specific theacrine product increases energy and reduces fatigue in healthy people. Taking this same product for 7 days might also improve some energy and fatigue measurements in some people.
· Common cold.