US$ 22.56
is ghk cu better topically or injected Ghk-Cu Experienxe : r/Peptides GHK-Cu Copper Peptides: Topical vs
Description
Moretti, P

Intermediate routine For established skincare users ready to maximize copper peptide benefits alongside other actives
A vendor unwilling to publish HPLC/MS results for the batch you're buying has nothing to verify their purity claim against

The honest answer is that it might, but indirectly
