Amazon.com : Scalp Exosomes with Growth Factor Peptides (EGF & IGF), GHK Cu, and Hyaluronic Acid Topical Hair & Scalp Rejuvenation. Made in Korea. (100 mg Exosomes + 5 mL Peptide Solution) : peppu babe minji's diary Is this replacing Minoxidil in the future? I looks more than promising! #hairlosstreatment #balding #hairlossremedy #minoxidil Almost 4 months on GHK Cu hair growth progress : r tressless 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 Does it work? Maneup GHK Cu hair growth serum : r tressless