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The skin-specific mechanisms of GHK-Cu include stimulation of Type I and Type III procollagen synthesis, increased production of dermatan sulfate and other glycosaminoglycans, activation of the enzyme lysyl oxidase (which cross-links newly formed collagen), reduction of matrix metalloproteinase-1 (MMP-1, collagenase) activity, and anti-inflammatory suppression of TNF-alpha-induced IL-6 secretion
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AHAs and BHAs: Alpha hydroxy acids like glycolic acid and beta hydroxy acids like salicylic acid create low-pH environments that can destabilize copper peptide structures
For urgent non-emergency advice, contact NHS 111
Common injection sites include the abdomen (avoiding the area immediately around the navel), anterior thigh, or upper arm
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