3 ms·

This. Also, individuals react to and metabolize caffeine differently. YMMV. On related note, 23andme users can see which kind of caffeine metabolizers they are

by zen_boy 13y ago

This. Also, individuals react to and metabolize caffeine differently. YMMV. On related note, 23andme users can see which kind of caffeine metabolizers they are from the Drug Response section.