GHK-Cu
Copper Peptide GHK-Cu
A naturally occurring copper-binding tripeptide that modulates 4,000+ human genes. The most studied peptide for skin rejuvenation with both preclinical and clinical topical evidence.
FDA Status
Not FDA-approved — available as cosmetic ingredient and research compound
Typical Dose
1–2 mg daily SC or topical (5 days on / 2 off)
Evidence Grade
B+Multiple clinical studies + widespread clinical use
Clinics Indexed
145 providers have offered GHK-Cu in our tracked directory.
Key Reported Benefits
- ✓Collagen synthesis
- ✓Wrinkle reduction
- ✓Hair growth
- ✓Wound healing
Benefits listed reflect commonly reported effects from clinical trials and practitioner use. Individual response varies. Evidence-grade B+ indicates multiple clinical studies + widespread clinical use.
Regulatory & Safety Context
FDA status: Not FDA-approved — available as cosmetic ingredient and research compound
This page is for educational purposes only and does not constitute medical advice. Peptide use outside of an FDA-approved indication should be discussed with a licensed medical professional. Source quality, cold-chain storage, and injection hygiene all materially affect safety outcomes.
Related Peptides
CJC-1295 (no DAC)
BA growth hormone releasing hormone (GHRH) analog most commonly stacked with Ipamorelin to stimulate natural GH pulsatile release without disrupting the hypothalamic axis.
Ipamorelin
BA selective growth hormone secretagogue that triggers GH release from the pituitary without significantly raising cortisol or prolactin. The safest GH peptide with the fewest side effects.