Hormone Supplement Used to Help Induce Sleep

This page is the CodyCross answer for the clue below from Popcorn Time, Group 399, Puzzle 2 (Cameo Appearance).

Question is: Hormone Supplement Used to Help Induce Sleep

and the answer is: MELATONIN

Word Meaning:

MELATONIN — A hormone, related to serotonin, that is secreted by the pineal gland, and stimulates colour change in the skin of reptiles, and is involved in the sleep and wake and reproductive cycles in mammals.

Definitions from Wiktionary.

Hormone Supplement Used To Help Induce Sleep - Popcorn Time CodyCross Answers | CodyCross Solutions