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The mechanism action of Copper Peptide GHK-Cu 1) Promote the degradation of a large number of collagen aggregates outside the scar, and promote the mass production of normal skin collagen, elastin, proteoglycan and glucosaminoglycan (GAGa)

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doi: 10.1038/s41589-019-0408-1 20 ParkerJLDemeJCKolokourisDKuteyiGBigginPCLeaSMet al

Older adults exhibit a heightened vulnerability to drug toxicity, primarily attributable to alterations in pharmacokinetics resulting from diminished renal function and the decline of virtually all other organ systems (Yu et al., 2024)

While some have been subject to clinical studies, none have been approved as prescription drugs