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200 mg of Zen contains gamma-aminobutyric acid (GABA) and theanine (glutamic acid gammaethylamide), an amino acid derivative found naturally in green tea (Camellia sinensis). Together they help support healthy moods and a feeling of relaxation without sedation, whether during the day or the night.* Each serving contains 550 mg of GABA and 200 mg L-Theanine.
