STUDY SHOWS: Melatonin improves glucose homeostasis and rescues/regenerates damaged pancreas beta-cells. How is this possible?

Why would melatonin increase insulin in one study using diabetic rats but decrease insulin in another study using the same type of animal model?

Both studies showed melatonin to improve glucose homeostasis and rescue/regenerate damaged pancreas beta-cells. How is this possible? pic.twitter.com/fEuxTFrqeK

— Doris Loh (@DorissLoh) July 19, 2023

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