pmc6073405 ghk cu GHK-Cu Facial Serum GHK-Cu Cooper Peptide: The Complete

Batch-to-batch variation within the same pharmacy Even from the same pharmacy, consecutive vials might show slight color differences

Product Quality Matters Not all GHK-Cu formulations are created equally

After the 1st shot, which I got in the left arm, I got an odd cool, numb, tingling feeling in the back of my head on the left side 2 hours post injection (in addition to chills, fatigue and low grade temp for a few days)

The cartridge is filled at the manufacturing stage and sealed before it ships

Its unique structure allows it to exert a multitude of beneficial effects on various tissues and organ systems within the body