ghk cu aliquot GHK-Cu (UBL-008) – High-Purity Copper Peptide for Research Applications GHK-CU aka the beauty peptide.,
Description
Understanding the markings is essential for accurate dosing
This presumption can have damaging effects for patients with neurological symptoms, which can become irreversible with insufficient treatment

I believe the injectable version has higher bioavailability

It may have stopped working because your skin did
