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GHK-Cu Research Peptide (Copper Tripeptide-1) Research Use Only GHK-Cu Research Peptide Research Overview GHKCu (glycylLhistidylLlysinecopper) is a naturally occurring human tripeptide that forms a highaffinity complex with Cu ions

Because injections are thought to be cumbersome, and painful, and expensive

Initially, observations of GHRPs effects were confusing and resulted in their being differentiated from GHRH as a special group called growth hormone secretagogues (GHS) since GH was the first hormone whose secretion was known to be stimulated by them

Inorg Chim Acta 449:7581 Armarego WL, Perrin DD (1988) Purification of laboratory chemicals