ghk-cu used in cosmetics since 1970s – Y&P Labs radiant skin with a TCA Peel GHK Copper Peptide - 99.7%

(4) Fangru Jiang, Yanan Wu, Zhe Liu, et al (2023) Synergy of GHK-Cu and hyaluronic acid on collagen IV upregulation via fibroblast and ex-vivo skin tests Journal of Cosmetic Dermatology, 2023 Sep, Volume 22 (Issue 9), Pages 2598-2604

It's generally well-tolerated, but should be used under guidance especially injectable forms

Weiss will perform a comprehensive evaluation to ensure Epithalon is appropriate for your specific health profile and goals

Peters KM, Jaeger C, Killinger KA et al: Cystectomy for ulcerative interstitial cystitis: Sequelae and patients' perceptions of improvement

Common concentrations include 5 mg/mL, 10 mg/mL, and 20 mg/mL

318 the Wnt-inhibitor Dkk4 is required for primary hair follicle induction and patterning