What makes humans different from animals?
I've thoroughly tested all the racetams, and phenylpiracetam is a favorite. It’s one of the most potent and bioavailable racetams.
The fact that you landed on this page means that you were researching California Rocket Fuel. I too have been in your shoes performing this same search (years ago).
This post is about the 7 habits that had the largest impact on my brain function.
A recent danish study  showed that infections can impair cognitive ability. In fact, ensuing infections can affect cognitive performance (as measured by an IQ test), long after the infection has resolved. This effect persists more than 15 years after the most recent infection, and is dose-dependent such that cumulative number of infections correlates with IQ decrements.
Dopamine is the neurotransmitter that seems to make life itself rewarding. In this post, I'll teach you how to fuel your brain with dopamine supplements.