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Topical cosmetics and devices only — not for injection

Cellular Sequence
GHK-Cu Copper Peptide Serum

Cosmetic peptide

GHK-Cu Copper Peptide Serum

Copper tripeptide leave-on serum for the look of firm, even skin.

$78

Not for injection — topical use only

Leave-on cosmetic copper tripeptide serum for the look of firm, even skin.

Use with

Cosmetic depths only — 0.25 mm for a light pass, up to 0.5 mm if your skin is used to it. Follow the depth range in your device instructions.

Ingredients: ghk-cu

Applied to clean skin during or straight after a cosmetic needling session. Topical use only — never load a serum into a syringe or inject it.

What it may support

  • The look of firmer, more even-toned skin
  • The appearance of texture across the cheeks and jaw
  • Skin that looks less dull or weathered

Cosmetic appearance only. Nothing here is a diagnosis, a treatment, or a promise of a result.

How to use it with your device

  1. Cleanse and dry the skin, then wipe the area with a fresh prep pad.
  2. Work one section at a time at a cosmetic depth with your pen or a single-use stamp.
  3. Apply a thin layer to that section straight afterwards and leave it on.
  4. Keep copper peptides away from strong acids and vitamin C in the same session.
  5. Patch test first — copper peptides can leave a light blue-green tint on a cloth.

After your session

Leave it on and skip acids, vitamin C and retinoids for the rest of the day. Barrier balm can go over the top.

Aftercare hub · Preparation and hygiene

What this is not

  • Not an injectable copper peptide and not a compounded GHK-Cu vial.
  • Not for injection. This is a leave-on cosmetic.
  • Not a scar, wound or anti-ageing medicine — appearance only.

Storage

Copper peptides prefer cool and dark. Keep the bottle capped, out of sun, and use the cooling case in transit.

Storage guide

Pairs with

Read the cosmetic facial needling guide