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Frequently Asked Questions Is GHK-Cu the same as copper peptide

GHK is a tripeptide glycyl-L-histidyl-L-lysine isolated from human plasma in 1973 by Loren Pickart and Malcolm Thaler, who were investigating why serum from younger donors supported cultured liver cells better than serum from older donors

This guide breaks down exactly which peptides work with retinol, how to layer them properly, whether to use them in the same routine or alternate, what results to expect, and how to avoid irritation

Make sure any doctor or dentist who treats you knows you are using this medication, as it may affect the results of certain medical tests