Potential Indications of Melatonin and Secretin in Children and Adolescents Psychopharmacology Institute Have you heard of DSIP? In this study, delta sleep induced peptide was given to only 17 participants! But it helped improve their sleep markers.. unfortunately only 17 patients used but they were PDF) Effects of Delta Sleep Inducing Peptide on Sleep of Chronic Insomniac Patients Shift Right: Assessing Sleep Disorders and Associated Health Concerns Based on Salivary Melatonin and Dim Light Melatonin Onset (DLMO) Biology of Sleep Mean melatonin suppression, compared to the dim light control Download Scientific Diagram