Jarrow Formulas L-Theanine 100mg 60 Veggie Capsules

Theanine is a unique amino acid found almost exclusively in green tea that exerts beneficial effects on brain metabolism. Theanine induces relaxation without causing drowsiness, as measured by increased generation of alpha-waves. Theanine may improve sensations of pleasure by affecting dopamine and serotonin neurotransmitters in the brain.