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Facial studies Copper peptide GHK-Cu is widely used in anti-aging cosmetics (INCI name: Copper tripeptide-1)
This pattern of Delta sleep inducing peptide is particularly influential during slow-wave sleep (SWS) and rapid eye movement (REM) sleep, the phases when we dream and rejuvenate our minds (Kastin & Akerstrom, 2003)
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Shi, J., Yang, Y., Cheng, A., Xu, G
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10.26599/fshw.2022.9250054 148 WangL.QiaoY.YuJ.WangQ.WuX.CaoQ.et al (2024b)
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