Anxiety is a widespread mental health problem ... or headaches. High doses of GABA supplements can cause tingling sensations or numbness in the face, neck, or limbs. If you experience any adverse ...
Medically reviewed by Jonathan Purtell, RDN Increasing gamma-aminobutyric acid (GABA) and balancing glutamate, brain chemicals called neurotransmitters, may help alleviate symptoms of ...