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[DOI] [PMC free article] [PubMed] [Google Scholar] 174.Quints-Cardama A, Cortes J

Both the targeted action and convenience of a topical GHK-Cu product make it preferable for a GHK-Cu hair growth study

De Grandis D, Minardi C (2002) Acetyl-L-carnitine (levacecarnine) in the treatment of diabetic neuropathy

When in doubt, starting fresh with a new vial is always safer than using questionable solution
