My brother was recently telling me about it. He said that it's been proven to be a great benefit to people needing more energy and people lacking in concentration. Said, it's sort of a wonder drug helping to make the driven, even more productive.
Any truth to this via your experiences? I've linked the Wikipedia article.
yeah this is what they said about Benzedrine eighty years ago. then Kerouac happened. and they still give that shit to kids.
you'll get more out of exercise and consistent sleep.