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GHK-Cu (2mg x 60 Capsules) (Copper Tripeptide) Due to the recent legal issues, we have stopped processing payments via Credit/Debit Cards

doi: 10.3892/br.2017.922 33

Actives that disrupt the barrier, cause irritation, or cannot be used consistently tend to fail, not because they dont work, but because skin cant sustain them

The copper ion participates in redox cycling between Cu and Cu , supports the activity of cuproenzymes such as superoxide dismutase 1 (SOD1) and lysyl oxidase (a key crosslinking enzyme in collagen and elastin maturation), and contributes to the gene-expression effects documented in the Pickart 2012 transcriptomic review