Copper Peptide GHK-Cu 2:1 Powder


Different sizes of samples are available for purchase from the dropdown menu below. Free shipping for US-based customers. 

GHK-Cu 2:1 is a mixture of GHK HCl and GHK-Cu 1:1Dr. Loren Pickart, inventor of copper peptide and world-renowned biochemist, recommends our peptides. 

We provide large-scale peptide manufacturing (ISO9001) with USA-based shipping and service. All peptides are produced by our patented advanced liquid-phase technology under a GMP standard environment.

Request a quote for an order of powder >50 g. See below for more product details and documents.



  • GHK-Cu 1:1 is a single compound while 2:1 is a mixture of GHK and GHK-Cu 1:1.
  • Due to our advanced technology, GHK-Cu 1:1 can be purified by recrystallization. GHK-Cu 2:1, as a mixture, usually needs to be formed by Lyophilization method and additional mixing.  It costs more to produce GHK-Cu 2:1.
  • GHK-Cu 1:1 has 14% of copper content.  GHK-Cu 2:1 has 7% of copper content.
  • There is no article referring to functional differences between the two. Which GHK-Cu to use is usually based on customers’ preference.
Science-based American Company Recommended by World-renowned Scientists

Dr. Loren Pickart, the inventor of GHK-Cu peptide, recommends Active Peptide as the best source for copper peptides. In 2021, Active Peptide’s cofounder Janet Du interviewed Dr. Pickart in Seattle.


CAS:    130120-57-9  

Sequence:  (Gly-His-Lys)2.Cu.xHAc

Cat No.   AP103001

Other Names: (GHK)2Cu; Copper peptide; Prezatide Copper Acetate; Bis(Tripeptide-1) Copper Acetate

GHK-Cu 2:1 Powder Specification

Contact us for a COA, MSDS, Tech Data Sheet, and Tips for Formulation.


widely used in anti-aging cosmetics. Several controlled facial studies confirmed anti-aging, firming and anti-wrinkle activity.

Product Benefits:
  • Slowing down aging, reducing wrinkles
  • Reducing inflammation and redness and other reparative formulations
  • Sun-protective formulations
  • Stimulation of Hair Growth


Copper Peptide GHK-Cu 2:1 Powder

Additional information


0.5 g of Pure Powder Sample, 5 g of Pure Powder Sample

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