Letter to the Editor
Copyright ©The Author(s) 2023. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Exp Med. Mar 14, 2023; 13(2): 4-6
Published online Mar 14, 2023. doi: 10.5493/wjem.v13.i2.4
Melatonin’s actions are not limited to sleep
Evangelia Venaki, Eftychia Koukkou, Ioannis Ilias
Evangelia Venaki, Eftychia Koukkou, Ioannis Ilias, Department of Endocrinology, Diabetes and Metabolism, Elena Venizelou Hospital, Athens GR-11521, Greece
Author contributions: All the authors have collaborated in the conception, research and writing of this contribution.
Conflict-of-interest statement: All the authors report no relevant conflicts of interest for this article.
Open-Access: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: https://creativecommons.org/Licenses/by-nc/4.0/
Corresponding author: Ioannis Ilias, MD, PhD, Consultant Physician-Scientist, Department of Endocrinology, Diabetes and Metabolism, Elena Venizelou Hospital, 2, Elena Venizelou Sq., Athens GR-11521, Greece. iiliasmd@yahoo.com
Received: December 5, 2022
Peer-review started: December 5, 2022
First decision: January 17, 2023
Revised: January 18, 2023
Accepted: February 21, 2023
Article in press: February 21, 2023
Published online: March 14, 2023
Core Tip

Core Tip: Melatonin, although being an active hormone, is widely available as a supplement. The consumption of melatonin supplements has increased considerably in recent years. Melatonin may increase prolactin. The laboratory finding of hyperprolactinemia could be encountered more often, given the increase in melatonin’s use.