Melatonin tells your body when its time to sleep, but too much screen time can lower its levels. Most people take before bed, but timing also matters! Taking it 1 2 hours before bedtime in Melatonin vs. CBD: Sleep, Benefits, Downsides The Effects of Melatonin and DSIP on Sleep and Epilepsy in a Mouse Model of Dravet Syndrome Potential Indications of Melatonin and Secretin in Children and Adolescents Psychopharmacology Institute