What is the half-life of GHK-Cu?

GHK-Cu has a half-life of ~1 hour (systemic), which is why it's typically administered 1x daily (injection) or 2x daily (topical) for optimal therapeutic effect.

How do I reconstitute GHK-Cu?

Add bacteriostatic water to the peptide vial slowly down the side. Typical reconstitution uses 2-3ml of water for a 5mg vial. Gently swirl, do not shake.

Anti-Ageing

Phase 2

GHK-Cu

Also known as: GHK, Copper Peptide, GHK Copper

Overview

Key Facts

Primary Goal: A naturally occurring tripeptide with strong affinity for copper(II) ions

A naturally occurring tripeptide with strong affinity for copper(II) ions. Found in human plasma, saliva, and urine, it declines with age. Widely used for wound healing, skin rejuvenation, and hair growth. Half-Life ~1 hour (systemic) Typical Dose 1–3 mg Frequency 1x daily (injection) or 2x daily (topical) Cycle Length 8-16 weeks

Dosing Information

Half-Life

~1 hour (systemic)

Typical Dose

1–3 mg

Frequency

1x daily (injection) or 2x daily (topical)

Cycle Length

8-16 weeks

Administration Routes:

subcutaneoustopical

Storage & Reconstitution

Unreconstituted (Powder)

Temperature2–8°C (36–46°F)

DurationUp to 3 months

Reconstituted (Mixed)

Temperature2–8°C (36–46°F)

Duration2-3 weeks

Research Summary

Phase 2

Over 60 years of published research since discovery in 1973 by Dr. Loren Pickart. Clinical studies demonstrate improved wound healing, increased collagen deposition, and cosmetic skin improvement. Widely used in commercial skin care with strong safety profile.