GHK-Cu
Copper Peptide · Copper Tripeptide-1
A copper-binding tripeptide widely used in topical cosmetic formulations and studied for skin remodelling.
At a glance
- Category
- Skin & Hair
- Half-life
- Not well characterised
- Typical vial sizes
- 50 mg · 100 mg
- Commonly cited dose
- 1000–2000 mcg
- Frequency
- daily or as directed by formulation
- Routes
- Topical · Subcutaneous
A 50 mg vial, worked through.
Reconstituting a 50 mg vial of GHK-Cu with 2 mL of bacteriostatic water gives 25 mg/mL. A 1000 mcg dose is then:
Storage
- Lyophilised (unmixed)
- Cool and dry, protected from light.
- Reconstituted
- Refrigerate. Copper peptides are light-sensitive.
What people log it against
Outcomes users commonly track alongside this compound. Listing them is not a claim that it produces them.
- Skin appearance
- Hair thickness
- Scar appearance
References
The figures on this page have not yet been verified against primary literature. Treat them as provisional and confirm against a primary source before relying on them.
Run your own numbers
Pick GHK-Cu from the preset list to start from a typical vial.
As printed on the vial label
How much you inject into the vial
1000 mcg = 1 mg
Fills in a common vial size and the low end of commonly cited protocols. Always check against your own vial.
on a 1 mL U-100 insulin syringe
- Concentration
- 5 mg/mL
- Volume
- 0.05 mL
- Doses in this vial
- 40
VialPal does the arithmetic — it does not tell you what to take. Dose decisions belong between you and a qualified clinician.