Pay in 4 interest-free payments of $5.67 Learn more
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Safety, Tolerability & Regulatory Status Safety Profile GHK-Cu demonstrates an excellent safety profile for cosmetic use: Naturally occurring in humans (plasma, saliva, urine) Non-sensitizing in standard patch testing at cosmetic concentrations Long history of topical application in anti-aging and wound care products Minimal reported adverse reactions at appropriate doses Usage Levels and Tolerability Regulatory Status EU : Permitted as a cosmetic ingredient with standard safety assessments US/Asia-Pacific : Allowed under respective cosmetic regulations Formulators must : Perform product-specific safety evaluations, including SDS review, toxicological profiles, and margin of safety calculations Addressing Copper Uglies Literature occasionally references theoretical over-stimulation of MMPs leading to collagen breakdown (sometimes called copper uglies)
I have been using GHKCu for 30 days and have noticed an improvement in my skins texture and volume
53 , D672D677 (2025)
Most longevity experts believe these methods are best because, as with most things related to skin health, outside of advanced laser skin resurfacing, an inside-out approach is almost always the most effective
Clients with sensitive or compromised skin : Copper peptides help restore barrier function without causing irritation
