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Commercial products formulated with copper tripeptide-1 as the INCI ingredient have generally addressed these stability requirements

[DOI] [PubMed] [Google Scholar] 8.Kim YS, Lew DH, Tark KC, Rah DK, Hong JP

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Bacteriostatic water is commonly used to reconstitute lyophilised peptides and compounds, helping preserve sterility across multiple withdrawals when proper aseptic technique is followed

That assumption made sense before telehealth became mainstream