What is the main difference between Copper Peptide GHK Cu and AHK Cu?

Generally speaking, Copper Peptide is the inclusion compound of copper and peptide. It has several forms, including GHK Cu, AHK Cu, (GHK) 2-Cu, (AHK) 2-Cu, Grk Cu, Ark Cu, GRF Cu, AHF Cu and so on. Copper peptide is a natural copper complex of glycosyl-l-histidine-l-lysine peptide. It have many functions, such as promoting hair growth, reducing wrinkles and spots, tightening and relaxing skin, and improving elasticity.

The two most common form are GHK-Cu and Ahk-Cu, so what is the main difference between them?

AHK-cu, also known as alanine / histidine / lysine polypeptide copper HCl, it can stimulate hair growth and reduce hair loss, and the appearance is blue powder.

GHK-Cu, also name as Tripeptide-1 copper or ghk copper peptide, it focus on repair. Which can thicken skin, improve elasticity, increase subcutaneous fat layer, and reverse aging effects on skin. The first amino acid is different from AHK Cu. The appearance of GHK-Cu are blue and purple according to the ratio.

So according to customer`s application, if the customer use Copper Peptide Powder for hair loss, we recommend use AHK Cu, and if use in cosmetic, we recommend GHK-Cu copper peptide.

Hunan Insen Biotech Co., LTD was founded in 2011, we specialized in production and export Cosmetic ingredients over 8 years, including Hyaluronic Acid, GHK Cu, AHK Cu, Glutathione, Alpha Arbutin, Beta Arbutin, Kojic Acid and so on. We have our own factory and test lab, if you want to know more details, feel free to contact us.