is 4.5 mg ghk-cu too much daily PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r/SkincareAddiction Oral Liposomal Copper GHK -

If breakouts occur after starting a copper peptide product, try switching to a different brand with a simpler formulation before concluding copper peptides do not work for your skin

B., & Ninditya, S

Mechanisms of action studied in research Scientific publications, notably those by Pickart et al., describe several mechanisms of interest: Gene expression modulation transcriptomic studies have shown that GHK-Cu influences the expression of several thousand human genes, particularly those involved in tissue repair

Research suggests GHK-Cu may support scalp health, reduce inflammation around hair follicles, and create a healthier environment for hair growth