← All peptidesPDA-V1 attestation Used in protocols Citations
verifiedBioGate · GREENGrade B
GHK-Cu
GHKTripeptide-copper complex; modulates gene expression in dermal fibroblasts and downregulates TGF-β scarring pathways.
copper(II) chelate
MW
340.85
Length
3aa
Posterior
35.6%
Structural preview · ESMFold-2 mockdeterministic per sequence
Backbone preview · copper(II) chelate
Cryptographic chain of custody.
- Outer PDA hash
- Inputs hash
- Merkle root
- TEE attestation
- Protocol version
- PDA-V1
- Source
- peptide-md
- Model version
- structure-fm-2026.04
- Candidates emitted
- 3
- Signed
- 2026-04-21T08:14:33Z
Verifiable in your browser at /verifier with
@peptide-md/verifier.Real-world evidence
Cohort-attested outcomes.
Cohorts
1
Participants
282
Mean Δ
+6.51
Δ HRV ms (8-week) · 95% CI [5.95, 7.06]
IPNFT · Molecule IPNFT V2Solana
GHK-Cu
bb9aee…94c09aRoyalty cascade
8.07%
Holders
323
Royalty cascade routes lab fees, licensing, and OEA-attested cohort revenues back to holders, the cohort treasury, and the originating researchers in a 60 / 25 / 15 split.
Where this peptide shows up.
Source literature.
Grade A2018 · Int J Mol Sci
The Effect of the Human Peptide GHK on Gene Expression Relevant to Skin
Pickart L, Margolina A.