Anecdotally, I never feel more awake when having coffee. I can drink coffee at night and sleep great. On the other hand, if I try to sleep too soon after tea I

Anecdotally, I never feel more awake when having coffee. I can drink coffee at night and sleep great. On the other hand, if I try to sleep too soon after tea I feel very mentally awake and can’t sleep for restlessness. Maybe Qi is real!