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Copper complexes are also photosensitive, and light exposure can drive both ligand oxidation and metal-centered photochemistry, so amber containers and dark storage are ordinary practice
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The Ordinary offers a dedicated 1% copper peptide serum that has become a benchmark product in the category
This unusual -linkage protects glutathione from degradation by standard peptidases and is the key structural feature that distinguishes it from other tripeptides
Easy to synthesize does not mean easy to understand
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