Wrong. Even if true the FedGov has no Constitutional authority to make it illegal even though they claim it does through the "Living Constitution." The actual Constitutional limits on the central government are far more important than a few brain cells anyway; almost all the brain cells in the Federal government are at least socially useless or in truth actually harmful.
But in fact cannibals leads to neurogenisis.
I don't use the product, (I tried it a few times in my long ago youth, it either did nothing or put me to sleep) but as I get older I'm thinking to talking to my doc about a recommendation (I'm in a medical marijuana state, but not one as good as Calif.) for cannabis, to slow down brain aging, and to deal with bodily pains that happen as one ages. =
I don't know about that as it pertains to cannabis; but I do know you want a grower who harvests early (lower trich's / THC count) or a grower who flowers with a higher humidity level and 6-4-4- nutrients throughout the grow for more of the pain inhibiter's and (again) less THC count.
The Plant itself is amazing in what can be extracted for use as well as what can be recycled for industry..That it is a Cat/Sched 1 to me is amazing; unless one really reads up on the threats this plant has to the "buggy whip".