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Topical Creams: Primarily used for localized skin concerns, with limited systemic effects
Sleep Med Clin
Meanwhile, GHK-CU peptide is of interest for its copper-binding properties, which may participate in metalloproteinase activity regulation and oxidative stress responses through copper-dependent antioxidant enzyme activation
Unlike some other GH-releasing peptides, it specifically targets GH release without causing an increase in ACTH, cortisol, or prolactin, making it a highly selective option
The body attacks it with a powerful antioxidant called glutathione
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