Caffeine doesn't have any effect on me. I do feel down/lazy if I don't consume a couple shots on the morning and I drink coffee right before sleeping. These sub

Caffeine doesn't have any effect on me. I do feel down/lazy if I don't consume a couple shots on the morning and I drink coffee right before sleeping. These substances affect people differently. > Curious what's working for the HN crowd—especially folks doing deep work who've moved away from traditional coffee? Nicotine. But there aren't many long-term safe ways to inject it into your system efficiently. So make up your mind about that.