Copper Peptide GHK, also known as GHK-Cu, is a naturally occurring tripeptide (glycyl-L-histidyl-L-lysine) that readily complexes with copper(II) ions. This copper-peptide complex is found naturally in human plasma, saliva, and urine. Its concentration in the body tends to decrease with age. GHK-Cu has garnered significant attention in the fields of dermatology and cosmeceuticals due to its reported roles in skin regeneration, anti-aging, and wound healing processes. It is often incorporated into topical formulations like serums, creams, and lotions. (PubChem, DrugBank)
Deep dive
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Known interactions
Category rule: peptide × hormone
Note
Injectable peptides plus hormones can have overlapping or compounding effects that aren't always well characterized.
Track bloodwork with a provider; don't assume combinations are neutral.
Frequently asked
Sources referenced
- PubChem (National Library of Medicine)
- DrugBank (University of Alberta, Canada)
- NIH Office of Dietary Supplements (ODS) - general reference for dietary compounds
- MedlinePlus (National Library of Medicine) - general reference for health information
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