This remarkable tripeptide is made up of just three amino acids: cysteine, glutamine, and glycine
Six intact SD rats were used for urinary, fecal, and biliary excretion studies
These publications help frame GHK-Cu as a biologically active copper-binding peptide rather than as an established treatment for every claimed use
In the usual course of things, a promising drug candidate would be ushered into human trials
For guidance on the broader landscape of peptides used in metabolic and hormonal health, see Peptides for Insulin Resistance: GLP-1, Tesamorelin & Emerging Compounds
Generally, this peptidetends to be competitively priced compared to other therapeutic peptides