ghk cu copper peptide topical hair growth clinical study GHK-Cu for Growth: Protocols Copper peptide Hair Growth Serum Intense with
Description
Suitable for sensitive skin
Research suggests GHK-Cu is active at quite low concentrations - as little as 0.001% in some studies

!Copper chelators (penicillamine, trientine) - These medications remove copper from your bodythey would directly counteract GHK-Cu

Youll likely notice a subtle difference in hair appearance and shine within 3-4 weeks of consistent daily use
