pal ghk cu What's the difference between our copper peptide formulations? 💙Copper Amino Isolate Lipid 1% (CAIL 1%) is our intensely pro-repair, patented copper peptide gel to regenerate skin volume and elasticity. Formulated with Pal-GHK-Cu Palmitoyl Tetrapeptide Pal-GHK - 200MG - Raw
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