Melatonin
Revision as of 20:44, 2 September 2020 by JamesCrook (talk | contribs) (Text adapted from https://simple.wikipedia.org/wiki/Melatonin)
Melatonin is a hormone found in animals, plants, and microbes. In animals, levels of melatonin have a daily cycle. It drives the circadian rhythms of several biological functions.
Melatonin is produced in the pineal gland. It acts as a hormone, and is released into the blood.