GHK Cu is a naturally occurring copper binding peptide that plays a major role in tissue repair and remodeling, with a strong focus in research on skin and hair biology. It works by signaling GHK Cu Peptide: What It Does for Body Composition and Metabolic Health Introducing our Platinum Glow Protocol a peptide protocol designed to support skin quality, hair health, and overall cellular wellness. This protocol combines carefully selected peptides that are commonly used in longevity After a year of using GHK Cu both topically and going deeper than topicals (under my doctor's care), the difference in my skin is not something I have to squint at in good