7% GHK Cu Accelerant Glow Peptide Injection: Revolutionizing Skin Rejuvenation Hubmed GHK CU Lumin Peptides Peptide Protocol Glow for Healthy Skin UK The science of 98% stability. Copper Peptide (GHK Cu) is a powerhouse for hair growth, but most formulas fail due to instability. At FITN Clinical Botanical Lab, our 17 year heritage in biotechnology Copper peptides (GHK Cu) have been studied for decades for their role in tissue repair and that same biology applies to hair. Research shows GHK Cu may help strengthen existing hair follicles, reduce