GHK-Cu (Copper Peptide)

GHK-Cu, the copper peptide — what SGV’s teachers claim for skin, collagen and repair, how strong the evidence is, and its unusual regulatory position.

This hub is part of the SGV peptide library — start at the Peptides topic hub for the full map. Everything below is a roundup of what the teachers in this library say in their own videos, attributed to them. SGV draws no medical conclusions, and nothing here is dosing or sourcing guidance.

The primer

Nathalie Niddam’s solo episode The Powerful Secrets of GHK-Cu: Transform Your Skin & Health is the library’s GHK-Cu primer. She presents GHK-Cu as a naturally occurring copper peptide whose levels decline with age, claims research links it to gene-expression changes involved in repair, and discusses proposed roles in collagen and elastin production, wound healing and scar organisation, skin firmness, hair follicle health, and antioxidant and anti-inflammatory activity — while acknowledging, as she does, that much of the evidence is preliminary.

The skincare conversations

In Secret to Youthful Skin: GHK Copper Peptide Benefits, Dr. Suzanne Ferree describes GHK-Cu as a bioregulator peptide and claims it can support collagen and elastin, DNA repair, blood flow and healthier skin-cell turnover — which the guests say is why it is used around dermatology procedures and on sensitive skin. In Episode 145: Copper Peptides in Skincare & Beyond, Dr. Suzanne Turner argues GHK-Cu binds DNA and switches gene expression toward more youthful patterns, with claimed effects on collagen production, scar formation, wound healing and skin thickness. Read both with the disclosure their pages carry: the guests in these episodes are tied to the skincare brands being discussed, so benefit claims there are also product promotion.

GHK-Cu also appears in the wider survey conversations: Dr. Abud Bakri discusses GHK copper for skin and collagen in Peptides: The Science, Uses & Safety with Dr. Andrew Huberman, and it features in the post-GLP-1 stacking discussion in Jennifer Woodward’s What’s Next After GLP-1?.

An unusual regulatory position

Unlike most compounds in this library, GHK-Cu has a lawful lane: per RFK Team Report’s peptide chronicle, non-injectable GHK-Cu sits in FDA’s Category 1 — the category of bulk substances that may be compounded — which is why copper-peptide skincare is an ordinary consumer category while injectable forms were discussed under regulatory limits at the time of these recordings. Status as of October 18, 2026; full chronicle at rfkteamreport.com/peptides.

Go deeper by teacher

• Nathalie Niddam’s videos — the GHK-Cu bench of the library
• Dr. Andrew Huberman’s videos
• Jennifer Woodward’s videos

Related compound hubs: BPC-157 · TB-500 · GLP-1 medications · All peptides