You should mix L-theanine with caffeine to get the best of both worlds. No need to take supplements, just drink the right tea as well, Oolong for one. http://w

You should mix L-theanine with caffeine to get the best of both worlds. No need to take supplements, just drink the right tea as well, Oolong for one. http://www.gwern.net/Nootropics http://www.gwern.net/Nootropics