does ghk cu make your skin tighter GHK-CU Crepey Escape Copper Peptide Barrier Cream -

Improper injection technique risks irritating this nerve and causing numbness or tingling in the ring and pinky fingers

GHK-Cu is a naturally occurring copper complex of a tripeptide that is predominantly found in saliva, blood, and urine, but is also secreted from tissue following an injury [1]

While systemic toxicity of copper ions was carefully addressed, a comprehensive assessment of inflammation and inflammatory cell infiltration of the nasal epithelium in future studies would further validate the safety and non-toxicity of intranasal GHK-Cu administration

A compounded peptide even a legally compounded one carries none of those structures