What is GABA?

So what exactly is GABA? Well, GABA stands for Gamma-aminobutyric acid. It is the chief inhibitory neurotransmitter in the mammalian central nervous system. It helps regulate the nervous system and is directly responsible for the regulation of muscle tone.

Here is the molecular structure of GABA (C₄H₉NO₂):

Learn more about GABA here.