topical ghk cu GHK-Cu Spray GHK-Cu Cream | Prescription Copper

Decades of research have reported no adverse effects from GHK-Cu at therapeutic concentrations

Conversely, check for the absence of ingredients that may be incompatible or cause irritation when combined with GHK-Cu (e.g., high concentrations of Vitamin C, AHAs/BHAs)

2 4 Researchers have further proposed that GHK-Cu may regulate expression of genes associated with inflammation, antioxidant defence, DNA repair and tissue regeneration

GHK-Cu is a small copper-peptide complex that occurs naturally in human plasma, where levels decline with age

By Manuel Bowman Fact-checked by Payton Olsen Last updated June 2026

However, there are specific groups for which copper peptide serums may be best suited