Wondersleep contains proprietary blend of pure standardized herbal extracts which are very safe. WonderSleep is a Non-Prescription herbal medication for insomnia and related sleeping disorders. Unlike the popular prescription drugs, it is very safe and has no dependence or withdrawal problems. There is no day time drowsiness or hangover like prescription sleeping pills. Wondersleep has a moderate muscle relaxant effect as well. Therefore, even in people having excessive physical fatigue with muscle tension, it produces sleep and relaxing sleeping disorder effects both on body and mind.