The Ordinary - Hi :-) CAIS is NIOD's Copper Amino Isolate Serum. It contains GHK peptides bound to copper which is known as copper peptides (GHK-Cu) that are found in our plasma
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Save or Splurge? The Glowy Heroes Edition: NIOD CAIS 2 vs The Ordinary Buffet + Copper Peptides - twindly beauty blog
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