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The free tripeptide GHK occurs naturally in human plasma, saliva and urine, and was first isolated from plasma by Loren Pickart in 1973

For controlled skin studies, topical application removes the confounders introduced by injection no injection site reactions, no systemic distribution diluting local concentration, no injection technique variability across research subjects

Our goal is to help patients make informed decisions and explore wellness options tailored to their personal goals

Research Snapshot: Current State of Research GHK-Cu has been investigated in cell systems, biochemical experiments, animal models, materials research, and limited human or topical research contexts

Obesity Reviews , 21(5), e13058