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Patients should verify that their vials arrive cold and should transfer them to refrigeration without delay

This single substitution shifts biological activity from broad tissue repair (GHK-Cu) toward targeted hair follicle stimulation (AHK-Cu)

Therefore, they are a better option than oral supplements for those who have gastrointestinal issues, including older adults who have low levels of stomach acid or intrinsic factor

And they don't realize it until contamination ruins an entire protocol

Most research-supply guidance keeps reconstituted vials usable for about 3-4 weeks

This ensures effective treatment and reduces side effects