ghk-cu peptide what is it benefits mechanism Cooper Peptide: The Complete Skin & Repair Guide (2026) Copper peptide GHK-Cu - Wikipedia

Chronic scalp inflammation damages follicles over time, contributing to miniaturization and eventual hair loss

The reason for staggered timing GHK-Cu starting at week 3 is that collagen remodeling matters most after the initial repair phase has laid down new tissue

Material is described analytically not as a consumptive or personal-use product

Starting at 0.25mg weekly for the first four weeks, then increasing to 0.5mg for weeks 5-8, then to 1mg for weeks 9-12, and continuing to step up through 1.7mg and 2.4mg at four-week intervals

This medication MUST NOT BE USED in the following cases a history of allergy to vitamin B12 and related substances (cobalamins) in case of malignant tumor