All payments in the preview are in test mode. Use card 4242 4242 4242 4242, any future date, any CVC.
Educational content · Not medical advice · Consult a licensed physician
← All peptides
Cosmetic & Skin

GHK-Cu (Copper Peptide)

Copper tripeptide — studied for skin remodeling, wound healing, and hair growth.

Educational only. Not medical advice. Dosages listed reflect what is commonly reported in research and user communities — consult a licensed physician before self-administering.
Typical dose
1–2 mg daily (injected) or topical serum
Route
Subcutaneous
Half-life
Short — hours
Cycle
4–8 weeks

What it does

  • Stimulates collagen and elastin production
  • Anti-inflammatory and antioxidant activity
  • May improve skin firmness and reduce wrinkles
  • Topical use shown to support hair follicle activity

Honest limitations

  • Most clinical evidence is topical, not injected
  • Copper accumulation is a theoretical concern at high doses

Reconstitution example

Vial size
50 mg
BAC water
5 ml
Concentration
10.00 mg/ml
To dose 2 mg, draw 20 units on a U-100 insulin syringe.
Open the calculator with your own numbers →

Injection

Route
Subcutaneous
Needle
29–31g insulin syringe
Timing
Any time of day
Stacking
Pairs with BPC-157 for skin/wound protocols.
Full injection technique guide →

Side effects

  • Injection site darkening (blue-green from copper)
  • Mild irritation

Contraindications

  • Wilson's disease
  • Copper sensitivity
  • Pregnancy

Where to buy

Vendors we've reviewed that publish third-party certificates of analysis.

Buy GHK-Cu (Copper Peptide) at Rebirth Labs

Sources