Originally Posted by zanpar321

I had alot of dopamine in my urine before I took the mucuna and about a third more after taking it. I don't understand why my body would produce excess dopamine and then dump it. I Guess it was being converted in the body/blood to dopamine but not in the brain. I understand dopamine doesn't pass thru the BBB, but L-dopa does. I never got nauseous at all. L-dopa andTyrosine are precursors to dopamine. Glutatione apparently allows dopamine to be more effective and is a master antioxidant, so if it's in short supply more damage can be done to mitrochondria and brain dopamine neurons.

The video below from Dr Rostenburg discusses the role of glutathione, dopamine and the methylation cycle:

http://www.youtube.com/watch?v=_eq28PCvfsg