Supports a relaxed state of mind and may promote healthy sleep*. What is GABA (Gamma-Aminobutyric Acid)? . Gamma-aminobutyric acid (GABA) is major neurotransmitter widely distributed throughout the central nervous system (CNS). It’s the most important and widespread inhibitory neurotransmitter in the brain.*. . GABA helps to prevent over-firing of nerve cells and decreases overall neuron activities in the CNS.* Over-firing can cause restlessness spasmodic movements irritability and anxiety.* GABA is also utilized by the brain to create tranquility and calmness through the brain’s metabolic processes.*. . How does GABA support health? Supports a relaxed state of mind*. May promote healthy sleep*. Supports smooth or “involuntary” muscle movement*. Supports healthy resting growth hormone release after exercise*. Appears to have a significant influence on the pituitary gland’s hormone secretion primarily through its hypothalamic effect*. Why choose Vitacost GABA (Gamma-Aminobutyric Acid)? Non-habit-forming and non-drowsy formula*. Supplies 750 mg of GABA per single-tablet serving. Contains 90 servings per bottle. Exceptional quality at an extraordinary value. About Vitacost. Vitacost nutritional products are manufactured to high standards of quality efficacy and safety. Each Vitacost product meets or exceeds the standards and requirements set forth in the FDA’s Code of Federal Regulation (21 CFR 111) Current Good Manufacturing Practices (CGMP). . . *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose treat cure or prevent any disease.