ghk-cu hair growth microneedling study human This is what the combination of microneedling, peptides and Topical GHK-Cu vs Microneedling –
Description
Epitalon uses intermittent 10-day pulses by design

It is a tripeptide (only 3 amino acids: Lysine-Proline-Valine), yet its biological impact is considerable

(December 2018)
GHK-Cu is a naturally occurring copper-binding tripeptide widely studied in skin, tissue-remodeling, and regenerative research
