Last updated October 21, 2026. Approval line checked October 21, 2026. Compounding sources checked October 10, 2026.
FDA status
Not approved
Not approved. This record is not an FDA-approved drug product. Approval, where it exists, is specific to a drug product, indication, and route.
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Evidence tier
Human Observational. The tier is the highest indexed study type. It is not a safety rating and it is not an FDA approval. Confidence score 3/5. 118 PubMed citations indexed.
GHK (glycyl-L-histidyl-L-lysine) is a naturally occurring tripeptide found in human plasma that, even without chelated copper, modulates over 4,000 human genes including upregulation of wound repair,
What the literature studies
Recovery Research
Evidence tier
Human Observational
Compounding record
Status not verified
Status not verified. Status not verified. Exact FDA substance context: FDA names GHK-Cu with route-dependent status; this copper-free GHK record is not the named copper complex. Research information is not evidence of FDA approval. Approval, where applicable, is specific to a drug product, indication and route.
Regulatory source checked October 10, 2026. This compounding label is separate from the approval line above.
The copper-free form lacks the ferritin iron-binding antioxidant mechanism; studies cannot fully isolate GHK-alone effects from residual GHK-Cu formed in cell culture media from am
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Educational only. Not medical advice. This page does not give doses or sourcing. See the medical and editorial disclaimer.