Valeriana officinalis L. (valerian) is a perennial herbaceous and rhizomatous medicinal plant native to Europe and Asia which has been naturalized in eastern North America and cultivated on a commercial scale in these regions. V. officinalis has been longley used as an important source of pharmaceutical compounds in traditional medicine e.g., clinical trials have shown that valerian extract is effective in treatment of mild to moderate sleeping disorders and it can encourage sleep and improve sleep quality. Furthermore, the valerian root is considered as mild anodyne, anticonvulsant, antispasmodic, carminative and hypotensive.