tagged with: chemistry, humor, chemical molecule, geek, melatonin, pharmacology, powered by melatonin, words and unwords, sleep molecule, this machine's sleep, advice, biochemist
Melatonin is the sleep molecule. Showcase your wry scientific chemical molecule side with any of these gifts featuring melatonin, along with the scientific truism saying "This Machine's Sleep Is Powered By Melatonin". Whether you ingest melatonin or not, get a good night's sleep with any of these chemical geek humor attitude gifts!
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