Effects of exogenous melatonin on wheat quality under drought stress and rehydration Plant Growth Regulation Springer Nature Link Stop Wasting Money on Overrated Supplements! You dont need glutathione, biotin, or melatonin heres what to do instead (based on science, not hype): Glutathione supplements? Most oral Glutathione is often called the master antioxidant But it's actually regulated by melatonin (PMID: 20868358) Melatonin has been seen to have 10x the antioxidant capacity than glutathione Besides sleep, melatonin also regulates Can I Take Melatonin Twice in One Night?