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TRIFILLIS, A.L., REGEC, A., HALL-CRAGGS, M., & TRUMP, B.F

GHK-Cu GHK-Cu is a naturally occurring copper complex of the tripeptide Glycine-Histidine-Lysine (GHK), formed through the coordination of a Cu ion with the GHK peptide sequence

2017 Mar;95(3):323-333

10 A number of studies have investigated sublingual administration, and all found sublingual B12 to be effective in normalising B12 status in deficient adults, 11,12,13,14 infants 15 and children
