Copper peptides (GHK Cu) are one of the most researched peptides in aesthetics for a reason.They support skin regeneration, improve firmness, help calm inflammation, and can even support healthier 2 weeks in on GHK Cu and the glow is REAL., Brighter complexion, More even skin tone, Less breakouts, Softer fine lines, Thicker, fuller hair, This is just the beginning. Consistency is Cellular Glow Hair Serum 10% GHK Cu + 5% AHK Cu Peptides GHK Cu is a naturally occurring copper peptide that has been widely researched for its regenerative and restorative properties. It functions by binding to copper ions and delivering them into cells, GHK CU Ideally You Health & Weight Loss Center