![Melatonin [HRP] Cover Image](https://connectgalaxy.com/upload/photos/d-cover.jpg)
![Melatonin [HRP] Profile Picture](https://connectgalaxy.com/upload/photos/d-page.jpg){kind=avatar}
Invite your friends/followers
You don't have any more friends to invite
About
Melatonin, the principal hormone of the pineal gland, is also produced by the retina, lens and GI tract. It is naturally synthesized from the amino acid tryptophan (via synthesis of serotonin) by the enzyme 5-hydroxyindole-O-methyltransferase.
