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The inclusion of 0.9% benzyl alcohol provides antimicrobial preservation, helping maintain solution integrity following repeated vial access when appropriate aseptic laboratory techniques are utilized
Zhang X, Ritonja JA, Zhou N, Chen BE, Li X
Clinical research spanning over four decades demonstrates that injectable GHK-Cu penetrates deeper tissue layers than topical formulations, delivering copper directly to fibroblasts where collagen and elastin production occurs
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