melatonin l glutathione as a master regulator of cell death and inflammation: molecular mechanisms and clinical implications for newborn care 2-Minute Neuroscience: Melatonin (drug/supplement)

Mental and behavioral dependencies can be profoundly powerful, so treatments that address the psychological components of substance addiction are vital

It's also used to treat Crohn's disease (a disorder in which the immune system assaults the digestive tract lining, resulting in discomfort, diarrhoea, weight loss, and fever) and other immune disorders (conditions that develop when the immune system attacks healthy cells in the body by mistake)

Its the building block for skin, muscles, bones, tendons, ligaments, and other connective tissues

If you want to stay healthy and live to a ripe old age, definitely supplement with Vitamin C