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Peptide Atlas · Peptide

GHK (free tripeptide, no copper)

GHK (glycyl-L-histidyl-L-lysine) is a human copper-binding tripeptide whose levels decline with age; it has been reported to support wound healing and tissue repair and to increase collagen and decorin.

What the evidence says

six tiers, never blended

preclinical — animal, cell or mechanistic work — not yet about people

every claim resolves to its source

All 2 citations resolve to their original source. · 0 posts naming it, 0 members counted once each.

    • preclinical
      Claim: GHK reverses an emphysema-associated gene-expression signature (Connectivity Map) and acts on fibroblasts standing
    • resolved

    A gene expression signature of emphysema-related lung destruction and its reversal by the tripeptide GHK.

    Campbell JD, McDonough JE, Zeskind JE, Hackett TL, Pechkovsky DV, Brandsma CA, Suzuki M, Gosselink JV, Liu G, Alekseyev YO, Xiao J, Zhang X, Hayashi S, Cooper JD, Timens W, Postma DS, Knight DA, Lenburg ME, Hogg JC, Spira A

    pmid 22937864

    • preclinical
      Claim: GHK's reported biological actions and gene-expression effects relevant to the nervous system standing
    • resolved

    The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline.

    Pickart L, Vasquez-Soltero JM, Margolina A

    pmid 28212278

A claim's standing is its latest row in an append-only history; a tombstone names the later evidence and the reason. The Graveyard and the Resurrection Yard.

Negative findings

failure is information

Nobody has filed a failure yet. Failures are information; this list is waiting for an honest one.