cais ghk cu GHK-Cu, engineered for day and night π If you wish to take advantage of both formulations, we recommend applying Copper Amino Isolate Serum 3 1:1 (CAIS3) in the morning and Copper Amino Protective PackagingTarget fine lines and nurture your skin barrier with our 4% Copper Peptide Cream suitable for all skin types for day and night time use. AD | Hereβs a skincare
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