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80 pore size
For storage duration: reconstituted GHK-Cu lasts 21-28 days refrigerated with bacteriostatic water, shorter than most peptides due to copper oxidation concerns
The FDA cosmetic ingredient database does not list GHK-Cu as a restricted ingredient, reflecting its established safety record
Early diagnosis and appropriate Vitamin B12 supplementation are essential to restore healthy blood function and prevent long-term complications
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