Melatonin Myths: What You Don't Know About Melatonin and Sleep Can I Take Melatonin Twice in One Night? Melatonin Supplement Side Effects & Management Melatonin is a hormone that helps regulate the body's sleep wake cycle. Melatonin supplements may help with sleep timing, jet lag, or short term sleep The Case for Low Dose Melatonin Utzy Naturals Sleep Doctors Want You to Stop Taking Melatonin for Sleep Is melatonin the answer to getting better sleep at night? Sleep experts caution against its long term use for insomnia. It might help you fall asleep in the short term, but it's better