Most people use GHK Cu way too early after microneedling and end up blunting the exact collagen signaling window they're trying to trigger. In this video I break down the biology of why I Topical GHK Cu vs Microneedling What's the Difference for Younger, H casa de sante CUVA R1 GHK Cu + PDRN Post Microneedling Ampoule Clinic Supply Anti Aging] "Combining GHK Cu with red light has seen a 70% increase in collagen and a 230% increase in fibroblasts." Study with foundations out of MIT & Harvard. At a dose only required