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Mechanism of Action GHK-Cu chelates cupric ions (Cu2+) and delivers them to copper-dependent enzymes including lysyl oxidase, which is critical for collagen cross-linking and extracellular matrix stabilisation
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This binding stimulates these cells to synthesize and secrete growth hormone
FGF21 decreases body weight without reducing food intake or bone mineral density in high-fat fed obese rhesus macaque monkeys
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