ghk-cu copper peptide hair growth evidence review GHK Clinical Trial (2016) — Research Summary GHK-Cu for Anti-Aging: Does This

Sublingual troches / lozenges: 50200 mcg per troche, 12 times daily , dissolved between cheek and gum for 1520 minutes

Karsdal, MA

Clinical experience strongly supports its use for the indications below but we're working with promising preclinical data, not robust human RCTs

RF microneedling is considered safer and more predictable for melanin-rich skin tones than ablative laser approaches, and combining it with GHK-Cu addresses both the structural deficit and the inflammatory component that often drives post-inflammatory hyperpigmentation in these patients

Mechanism: Acts as a signal peptide that modulates fibroblast activity, collagen and glycosaminoglycan synthesis, antioxidant signaling, and copper bioavailability [1][2]