ghk cu copper peptide hair growth study topical GHK-Cu Scalp Therapy this serum taps into the science of coppers role in supporting the scalps natural environment Copper Peptides for Hair Growth:
Description
The formula features two core peptide actives: GHK-CU improves the look of fine lines and offers firming support

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[DOI] [PubMed] [Google Scholar] 19.Trier J.S., Szabo S., Allan C.H

It is administered as a nasal spray in clinical settings, though injectable formulations provide research applications with greater precision and bioavailability

doi: 10.1126/science.1099191
