 Sleep Health by Emerald Laboratories contains suntheanine, which is clinically proven to help promote deeper, better quality sleep without residual drowsiness. Sleep Health also contains melatonin in a therapeutic dose, shown in studies to reduce restlessness and daytime fatigue, passionflower to promote natural relaxation, and European lemon balm to help relax the brain and promote sleep. If counting sheep isn't working for you, try supporting the body with science-based ingredients.