GABA is abundant in all protein foods. May be beneficial to relieve anxiety and tension.   GABA is abundant in all protein foods. May be beneficial to relieve anxiety and tension. Each capsule contains:   GAMMA AMINO BUTYRIC ACID 250.00 mg PHARMACOLOGICAL ACTIONGamma-amino butyric acid (GABA) is a nutritional tranquilizer which acts as a natural neurotransmitter. Many pharmacological tranquilizers like Valium act by modifying brain levels of GABA. GABA acts by facilitating transmission of nerve impulses between brain cells thus acting as a calming neurotransmitter. Supplementation of GABA may be necessary due to low levels of GABA in the brain...