Now, most people consume caffeine by drinking coffee, and it's absorbed initially through the gastro intestinal tract, and then 30 to 60 min after consumption, that's when it reaches peak concentrations in the body.
现在,大多数人通过喝咖啡来摄入咖啡因,它最初是通过胃肠道吸收的,然后在饮用后的30到60分钟,这是它在体内浓度达到峰值的时候。