Most people use GHK Cu way too early after microneedling and end up blunting the exact collagen signaling window theyre trying to trigger. In this video I break down the biology of why I wait around Topical GHK Cu: Skin Benefits, Best Forms, and Where to Buy Microneedling creates micro injuries in your scalp. Those injuries attract growth factors. Stimulate collagen. Stimulate elastin. Wake up hair follicles. Works better combined with PRP, exosomes, or GHK CU copper peptide. Learn more: drshintre.com # Peptide Journey Update: GHK cu for Hair Growth If youre playing with raw GHK Cu, heres the secret that makes it actually work on your skin: mix it with hyaluronic acid. , Not microneedling, not fancy devices just a clean HA serum as the Ingredients Hairgenetix GHK Cu, AHK Cu & PDRN Peptides