Topical GHK-Cu is often applied once or twice daily on the skin or scalp
A 2025 study found GHK-Cu combined with minoxidil produced 35% terminal hair growth versus 18% with minoxidil alone
Reduces Fine Lines and Wrinkles GHK-Cu helps reduce the depth and visibility of fine lines by increasing glycosaminoglycans (such as hyaluronic acid), which plumps the skin and restores volume
This guide explains what each product is for so you can see how they fit together, then apply them in that order: wash, condition, then leave-on serum on a clean scalp
Mov Disord 24:979983 Mischley LK, Lau RC, Shankland EG, Wilbur TK, Padowski JM (2017) Phase IIb study of intranasal glutathione in Parkinson's disease
It is made up of three specific amino acids: cysteine , glutamate , and glycine