The truth about copper peptides

Published: 10-Jun-2025

Brands say they boost skin elasticity, reduce wrinkles and even promote hair growth, but what is the real science behind copper peptides? BioLongevity Labs’ peptide expert Jay Campbell explores their role in beauty

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Copper peptides, particularly GHK-Cu, have become a focal point in the skin care and beauty industry.

These peptides are not just a passing trend, but they are a science-backed ingredient with massive potential.

As brands push toward efficacy-driven formulations and consumers become more educated about bioactive ingredients, interest in this tripeptide complex has grown.

Understanding what copper peptides are, how they function within the skin, and how to formulate with them safely and effectively is key to unlocking their full value in the current market.

Copper peptide GHK-Cu is a naturally occurring complex that is formed from the tripeptide glycyl- L-histidyl-L-lysine, and bound to a copper ion.

First identified in human plasma in the 1970s by Dr. Loren Pickart, GHK-Cu has since been found in saliva and urine, indicating its essential biological role in human physiology.

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