The only one of those (not counting caffeine) I've tried is modafinil. The side effects are weird, but man do you get a productivity boost. Personally, I'm sc

The only one of those (not counting caffeine) I've tried is modafinil. The side effects are weird, but man do you get a productivity boost. Personally, I'm scared to screw with my brain chemistry too much and am supersensitive to psychoactive drugs of any sort.