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As we age, our natural production of collagen begins to decline, often starting as early as our mid-20s
The protein was shown to be inactive in the HEDS assay but to react with roGFP2 (ref
A rat wound healing study showed GHK treatment achieved 64.5% reduction in wound size compared to 45.6% for vehicle-treated and 28.2% for untreated controls
Others use them exclusively at night and swear by the difference
Journal of pharmaceutical and biomedical analysis, 2008, 47(3): 596- 602
This serum replenishes exactly what's been lost
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