L-Theanine reduces psychological and physiological stress responses.

Abstract Author(s): Kimura K1, Ozeki M, Juneja LR, Ohira H.

Abstract Source: Biological Psychology Volume 74, Issue 1, January 2007, Pages 39–45

CONCLUSION: “Thus, it was suggested that the oral intake of L-​Theanine could cause anti-​stress effects via the inhibition of cortical neuron excitation.”

Article Published Date: 22 June 2006