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Once the oxidative threat has passed and the cellular redox balance is restored, specialized enzymes such as glutaredoxin (Grx) or thioredoxin (Trx) carefully remove the glutathione cap, returning the protein to its normal, functional state

Key Ingredients: GHK-Cu (Copper Peptide): Supports skin's natural repair processes and promotes collagen and elastin production

Copper peptides are more about communication and support

That is the short answer

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