Is it safe to take 20 mg of melatonin – $0.66 for 3 mg
Melatonin | C13H16N2O2 | CID 896 - PubChem
FA01297 | 73-31-4 | Melatonin | Biosynth
Melatonin | Sigma-Aldrich
IJMS | Free Full-Text | Multiplatform-Integrated Identification of Melatonin Targets for a Triad of Psychosocial-Sleep/Circadian-Cardiometabolic Disorders