topical ghk cu source GHK-Cu Serum Palmitoyl Tripeptide HealthyDerm Copper Peptides GHK-Cu Beef

Studies have shown that GHK-Cu at concentrations of 0.01, 1, and 100 nM significantly increased the production of elastin and collagen in human dermal fibroblasts, which are the cells responsible for building skin structure

(109), e53089, doi:10.3791/53089 (2016)

If you start with low-purity or improperly synthesized peptides, nothing else you do matters

& Baur, J

(It's been placed on the FDA's list of bulk drug substances that cannot be used in compounded medications

PubMed research on GHK-Cu gene expression now lists over 300 published studies, compared to the comparatively limited cosmetic literature available for Matrixyl