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This collagen stimulation extends beyond simple quantity GHK-Cu also promotes production of dermatan sulfate, chondroitin sulfate, decorin, elastin, and glycosaminoglycans, all of which are critical structural components of the extracellular matrix

Nerve and Vascular Regrowth Research A smaller but mechanistically interesting cluster of studies examines GHK-Cu in nerve-regeneration and angiogenesis contexts

Here's what we've learned through years in the field: Refrigeration, Not Freezing: For short-term storage (days to a few weeks), reconstituted GHK-Cu should be kept refrigerated at 2C to 8C

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