200mg of Zen (120caps) by Allergy Research Group

200 mg of Zen offers a unique and natural path to calmness, day or night.* This formula contains a combination of L-theanine and GABA. L-theanine is found in green tea (Camellia sinensis) and has been shown to support the production of alpha-wave activity in the brain.  Suggested Use:As a dietary supplement, 1 or 2 capsules daily between meals, or as directed by a healthcare practitioner.   Serving Size: 2 capsules Amount Per ServingGABA ... 550mg(Gamma-Aminobutyric Acid)L-Theanine ... 200mg Other Ingredients: Hydroxypropyl methylcellulose, microcrystalline cellulose, rice hull concentrate, gum arabic, sunflower oil.Contains Suntheanine®, pure L-theanine from Taiyo International, Inc.  Warning: If taking antidepressants or other psychotropic medications, use only under the supervision of a qualified healthcare practitioner. Although we are not aware of any interactions, because these also affect brain function there is theoretical potential for negative or positive interactions, eithe