2 Bottles L-Theanine, 200 mg, 60 Capsules, Relaxation & Sleep Support, Formulated by Ray Sahelian, M.D
L-Theanine is a Dietary Supplement used as a relaxation and sleep supplement. Good Night Rx is a more potent sleep supplement.L-Theanine is an amino acid that helps with relaxation and stress, along with helping you sleep better. Other supplements that help with relaxation include 5-HTP, passionflower, and kava.