ghk cu peptide topical before and after ghk-cu skin Amazon.com: Copper Peptides Serum for Face Copper Peptide Moisturizer – GHK-Cu
Description
10.1210/jc.2005-1009 124

Temporary headache or dizziness (reported with limited human use) Safety Considerations None of the significant toxicity indicators were reported in the preclinical tests

I am not sure where youre getting your information, but good topic

2007 also saw the European Medicines Agency (EMA) approve mecasermin for use in Europe for the exclusive treatment of children and adolescents who suffer from SPIGFD