GHK CU Cream Coastal Wellness MD Hair Rescue: Repair is a combination of two potent peptides, GHK Cu and Zn Thymulin. In studies, GHK Cu has been shown to strengthen existing hair by stimulating growth in areas that lack thickness. Zn Thymulin GHK Cu Peptide Benefits for Skin and Hair LIVV Natural OBM Geriatrics The Effect of the Human Plasma Molecule GHK Cu on Stem Cell Actions and Expression of Relevant Genes We've been talking a lot about GHK Cu, but there's always more to learn. Most people think of it as a hair and skin peptide and this is true. But there is