GABA (Gamma-Aminobutyric Acid) is a non-protein amino acid that serves as a crucial neurotransmitter in the human brain. Known as the brain's natural calming agent, GABA is produced naturally in the body. By aiding in maintaining a balanced level of brain stimulation, GABA supports relaxation and helps alleviate nervous tension within the central nervous system. NOW offers only the naturally occurring L-form of GABA, found in food and the body, ensuring optimal bioavailability.