Research stack

GHK-Cu Connective Tissue Support Protocol

Copper tripeptide protocol for extracellular matrix and connective-tissue signaling.

Component peptides

Copper tripeptide protocol for extracellular matrix remodelling and connective-tissue signalling.

GHK-Cu delivers copper to fibroblasts and modulates TGF-beta and antioxidant gene expression, driving collagen synthesis and ECM remodelling.

GHK-Cu — 1-2 mg subcutaneous 3-5x per week. Topical formulations exist for cutaneous applications.

Last updated: 2026-09-15

Component peptides	GHK-Cu
Duration reported	8 weeks
Cycle pattern	8 weeks on, 4 weeks off
Difficulty	foundational
Regulatory status	Research use only. None of these compounds is FDA-approved for combined use described.

Peptide Codex Assistant

Research-literature companion

Hello. Ask me about a peptide, a stack, or a research protocol on Peptide Codex.

0 / 20 questions used todayResearch use only. Not medical advice.