200 mg of Zen contains a combination of L-theanine and GABA. L-theanine is found in green tea (Camellia sinensis).
As a dietary supplement, take 1 or 2 capsules daily between meals or as directed by a healthcare practitioner.
GABA (Gamma-Aminobutyric Acid) 550 mg
L-Theanine 200 mg
Hydroxypropyl methylcellulose, microcrystalline cellulose, L-leucine