GHK Cu = hype or real science?, Natural peptide, Declines with age, Strong lab data, But:, Topical = useful for skin and hair, Injectable = for injuries and inflammation , #GHKCu PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction GHK Cu Copper Peptide Hair & Scalp Serum YanaSecrets GHK Cu: My secret weapon for skin, hair, and healing, I use it two ways topical cream for my face, and subQ injections 3x a week., It boosts collagen, tightens skin, helps hair grow, and even Your scalp has been waiting on GHK CU Copper Tripeptide 1 and did not even know it. This powerhouse ingredient helps encourage stronger strands, supports thicker looking hair, and promotes a healthier A Dermatologist's Take on the Copper Peptide (GHK Cu) Trend