Medulla Zzz ® helps you fall asleep, stay asleep, and wake up refreshed.nNot habit forming. No grogginess upon awakening. Ideal for people with sleep problems, travelers and shift workersnMelatonin is a natural hormone that is produce in your hypothalamus of the brain and is partly responsible for your circadian cycle (which tells your body when it is time to get up and when it is time to go to bed)nValerian root has been used as a sedative u0026amp; anti- anxiety treatment for more than 2,000 years. Valerian may reduce the amount of time it takes to slip into deep sleepnProudly Made in the USA in NSF/GMP Certified FDA Registered FacilitynMedulla Zzz® Sleep with Melatonin , Valerian Root and more.