A herbal sleep complex featuring L-Theanine and Melissa officinalis. The formula features Relissa™, a patented, bioavailability-enhanced form of Melissa officinalis. Melissa extract, also known as lemon balm, is derived from the leaves of the Melissa officinalis plant. * Melissa officinalis has been traditionally used in Western Herbal Medicine to relieve restless sleep and sooth nerves. Alphawave® L-Theanine, an amino acid primarily found in tea leaves, helps to calm and relax the mind, support nervous system health, and relieve symptoms of stress.