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Once in the dermis, GHK-Cu interacts directly with fibroblasts and keratinocytes
Oncotarget (2016)
If you are weighing the copper peptide on its own against the blend format, our GHK-Cu versus blend comparison lays out why label transparency matters more than the brand name on the vial
Think of amino acids as letters in an alphabet, and peptides as words that communicate specific instructions to your cells
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