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Walford, G
(1988) and subsequently confirmed in multiple independent studies demonstrated that GHK-Cu can increase collagen production by up to 70% in laboratory cell models
The Science-Backed Benefits of GHK-Cu Injections Most high-quality data comes from animal and in vitro research, with limited direct for injections done in trials involving human subjects
We map your goal - skin, hair, healing or longevity - to the right route, dose and cycle, then show you how to do it safely
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