ghk-cu hair growth mechanism peptide GHK-CU vs Other Copper Peptides: Complete Comparison Guide for Skin and Hair GHK-Cu Hair Growth
Description
Patients should always follow provider instructions carefully

If your skin barrier is already damaged from over-exfoliation, eczema flares, or aggressive treatment protocols, adding any new active, including GHK-Cu, can cause irritation

Mecobalamin - NCI Drug Dictionary [Internet]

Because the activity of this ingredient depends on the integrity of the copper-peptide coordination sphere, Copper Tripeptide-1 is typically introduced in the cool-down phase below roughly 40 degrees C to minimize thermal stress and oxidative loss