GHK-Cu

Also known as: GHK-Cu, Glycyl-L-Histidyl-L-Lysine-Copper, Copper Peptide, Copper Tripeptide-1, GHK

Copper-binding tripeptide found in collagen that signals tissue repair: stimulates collagen and elastin, supports antioxidant defenses, and improves skin elasticity. Used topically and SubQ.

Pharmacokinetics

Research only · no verified human PK. The values below are class estimates, not measured data, and this peptide is excluded from the Lab serum-level simulator.

Half-life: 30 min
Time to peak: 30 min
Bioavailability: 80%
Dosing interval: 24h

Administration

Primary routes: SubQ, Topical
Category: Healing & Repair

Safety Flags

Contraindicated in cancer history

Storage

· Requires freezing
· Temperature sensitive — minimise room-temp exposure

Used in 4 outcome protocols

Simulate GHK-Cu

Pinned.life runs a 1-compartment Bateman pharmacokinetic simulation against 38 peptides in real time. Build a stack, see serum-level curves, get warned about peak overlaps and drug-peptide interactions.

Open the Lab →How the PK engine works