Testing substances on healthy humans is a big deal. At the moment nootropics are used only in disease models. Also, the creation of nootropics which offer grea

Testing substances on healthy humans is a big deal. At the moment nootropics are used only in disease models. Also, the creation of nootropics which offer greater upgrades to cognition should be a priority. There have been a few promising chemical such as PRL-8-53[0], but when people have tried such chemicals on themselves they haven't lived up to their promise. [0] http://en.wikipedia.org/wiki/PRL-8-53 http://en.wikipedia.org/wiki/PRL-8-53