Wonky 92 Posted October 16, 2021 GABA is a neurotransmitter that's reputed to reduce anxiety and increase the amount of the Human Growth Hormone when taken as a supplement. It's come into question whether GABA can pass the blood-brain barrier. More Info: http://en.wikipedia.org/wiki/Gamma-aminobutyric_acid#Pharmacology Quote Share this post Link to post Share on other sites
