Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule The tripeptide GHKCu complex ameliorates lipopolysaccharideinduced acute lung injury in mice Oncotarget GHK Cu is a peptide that helps improve skin by boosting collagen and healing damage. It can be used as a cream (topical) or an injection. The cream is great for wrinkles, scars, and hydration, but it GHK Cu Hair & Scalp Serum 2400mg 4% Less Shedding Neurogan Neurogan Health Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum Jumbo Size