ghk cu serum reddit peptide where to buy Has anyone tried peptides -GHK-Cu (copper) in particular? Your experience with GHK-CU :

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Broad claims like anti-aging or skin transformation do not capture what actually happens mechanistically

Most patients notice initial improvements in 2-4 weeks, meaningful firmness and fine line changes at 4-8 weeks, and peak early results at 8-12 weeks

The tripeptide has strong affinity for copper(II) and was first isolated from human plasma

Analysis of de-identified human neonatal foreskin specimens and retrospective analyses of archived human tissue specimens were approved by UW Institutional Review Board (Protocols #2006-006 and #2016-0287)

doi:10.1080/13813450701661198