ghk-cu study october 2025 Chemical structures of GHK and its copper and palmitoylated (Pal) GHK-Cu: The Regenerative Peptide for

10.1093/jn/134.3.489 J

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doi: 10.3389/fnins.2025.1671955 Received 24 July 2025 Revised 10 December 2025 Accepted 16 December 2025 Published 13 January 2026 Volume 19 - 2025 Edited by Fangchen Gong, Shanghai Jiao Tong University, China Reviewed by Al-Shaimaa Faissal Ahmed, Minia University, Egypt John Sieh Dumbuya, Affiliated Hospital of Guangdong Medical University, China Updates Copyright 2026 Li, Wang, Ma, Peng, Wang, Wang, Li and Wang

Below, we discuss DSIPs potential to aid not only with sleep but also mood, substance use recovery, and chronic pain