Read Edit View history 褪黑素 tuìhēisù melatonin Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 褪黑素 tuìhēisù melatonin A hormone naturally produced by the body that regulates sleep-wake cycles, often used as a supplement. Edit Delete References Add reference No references for this word.
褪黑素 tuìhēisù melatonin A hormone naturally produced by the body that regulates sleep-wake cycles, often used as a supplement. Edit Delete