테아크린 (1,3,7,9-tetramethyluric acid) is a 천연ly occurring purine alkaloid found in Kucha tea leaves.
It activates dopamine receptors and adenosine receptors differently from caffeine. 이 성분은 다음을 제공합니다. sustained energy, motivation and focus without rapid tolerance development, jitteriness or sleep disruption at moderate doses.