GABA (Gamma-Aminobutyric Acid) is a non-protein amino acid that functions as a neurotransmitter in the human brain. GABA is known as the brain's own calming agent and is naturally produced in the body. By supporting a naturally balanced level of brain stimulation, GABA's presence within the central nervous system may help promote relaxation and ease nervous tension.* NOW provides only the naturally occurring L-form of GABA as found in food, as well as in the body. Gamma-Aminobutyric AcidSuggested UseSuggested Usage: As a dietary supplement, take 1/4 level teaspoon one or more times daily as needed, preferably on empty stomach.Dietary ConsiderationsWheat Free Dairy/ Milk Free Gluten Free Vegetarian Soy Free Yeast Free Sugar Free Starch Free Preservative Free Salt Free Vegan Corn Free Egg Free Shellfish FreeProduct InfoServing Size: 500 mg Servings Per Container: 75 Disclaimer Amount Per Serving GABA 500 g Other ingredients:WarningsContains no sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg, shellfish or preservatives. Vegetarian/Vegan Product. Store in a cool, dry place.