Before vs. after 3 months of GHK Cu peptide therapy smoother texture, more even tone, and skin that looks healthier overall. Small peptide, big difference Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK Cu Serum Is Changing What Customers Expect From Hair Care Morningstar Medically Guided Skin Treatment Rumen Australia Serum A (GHK Cu) Increases hair follicle size Inhibits follicle death Regenerates new hair growth Serum B (ESS60 in MCT Oil) Proven to extend the lifespan of Skinworks GHK Cu peptides are used to potentially promote hair growth, increase hair follicle size, and improve scalp health, often for conditions like androgenetic alopecia. As a regenerative peptide, GHK Cu is