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Description
doi:10.3389/fneur.2023.1285659
Common Uses: GHK-Cu Tightens loose skin and reverses thinning of aged skin
Following nasal administration, total metabolites represent only 20%-30% of plasma AUC
doi: 10.1113/jphysiol.2011.219717 21 BharuchaA
You'll notice the powder starting to dissolve
