Gluten FreeNon GMO LE CertifiedPromotes a Calming and Mood Enhancing EffectDietary SupplementLife Extension’s L-Theanine supplement contains an amino acid derived from tea. L-Theanine has been shown in several studies to support a healthy stress response and promote a calm, relaxed state of mind.What Is L-Theanine?L-Theanine is an amino acid found in tea that produces calming effects by favorably modulating several aspects of brain activity. L-Theanine induces brainwave patterns similar to those associated with meditation and massage.The calming effects of the L-Theanine produce brainwave patterns similar to meditation & massage.L-Theanine BenefitsPromotes relaxation by helping to support a healthy stress responseEncourages brainwave patterns similar to those associated with meditation & massageInvolved in production of gamma amino butyric acid, the neurotransmitter that influences levels of dopamine and serotoninHigh-quality theanine supplementL-Theanine benefits have been known around the world, especially in eastern Asia, for centuries. Although the ancient civilizations may have named L-Theanine differently, they understood and explored the relaxing and calming effects of this compound. Theanine used in our formulation contains only the pure L-Theanine form of this amino acid.Calming EffectsTheanine is an amino acid found in tea. L-Theanine produces calming effects by favorably modulating several aspects of brain activity. L-Theanine promotes brainwave patterns similar to those associated with meditation and massage. Moreover, L-Theanine modulates the formation of the neurotransmitter gamma amino butyric acid (GABA) which in turn modulates levels of two other neurotransmitters, dopamine and serotonin, that also supports relaxing effects.Life Extension® L-Theanine contains 200 mg of calming L-Theanine in a convenient supplement.