This advanced formula is stronger than our DEEP SLEEP. This herbal formula contains a small amount of Melatonin along with an herbal blend that has been known to let even the most difficult cases sleep. Usually there is no "groggy" feeling in the morning unless you have been sleep deprived for an extended period of time. "Sleep is that golden chain that ties health and our bodies together" said Thomas Dekker. This is one of the truest statements ever made.