Thorne PharmaGABA-100 PharmaGABA features a natural source of the inhibitory neurotransmitter – GABA. GABA supports restful sleep, acts like a “brake” on stress, and provides a focused state of mind.* For more information, check out our blog post - PharmaGABA 250 and 100 Ingredients One Capsule Contains: Gamma-Aminobutyric Acid (GABA)* 100 mg. Other Ingredients: Microcrystalline Cellulose, Hypromellose (derived from cellulose) capsule, Magnesium Citrate, Calcium Laurate. *This product uses Pharma Foods International's Gamma-Aminobutyric Acid (PharmaGABA®). PharmaGABA is a registered trademark of Pharma Foods International. V12 Suggested Use Take 1 capsule one to three times daily or as recommended by a health-care practitioner. More Info. ALLERGY WARNING This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients. PREGNANCY WARNING If pregnant, nursing, or trying to conceive, consult your health-care practitioner before using this product. INTERACTIONS There are no known adverse interactions or contraindications at publication date.