PeptideNerds

GHK-Cu Dosage Guide

Research Only
FM

Reviewed by Fat Man in the Arena · Updated March 2026

Not medical advice. Dosage information is provided for educational purposes based on published research. This compound is not FDA-approved for human use. Always consult a qualified healthcare provider before starting any protocol. Full disclaimer.

Dosage overview

Typical dose200 mcg daily (injection) or topical application
FrequencyOnce daily
Cycle length4-8 weeks

Dosing notes

Available as injectable, topical cream/serum, and microneedling solution. Topical is the most common and accessible form.

Important safety information

Dosage ranges listed above are based on published clinical trial protocols. Individual dosing should be determined by a qualified healthcare provider based on your specific health profile, goals, and response to treatment.

  • Start at the lowest effective dose and titrate up gradually
  • Monitor for side effects, especially during dose increases
  • Do not exceed researched dose ranges without medical supervision
  • This is a research compound — human dosing guidelines are not FDA-established

Research references

  • GHK Peptide as a Natural Modulator of Multiple Cellular Pathways in Skin RegenerationBioMed Research International (2015) [PubMed]

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