Recent research emphasizes the importance of sleep for cognition, cardiovascular health, and balanced mood. However, for many, restful sleep remains elusive. R.E.M. Maintenance is non-habit forming and provides nutrients that support both physical and mental relaxation. Melatonin and 5-HTP are provided to enhance sleep onset while the minerals magnesium and potassium aid muscle relaxation. Glycine enhances sleep quality while both glycine and inositol ease nervous tension.