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So, where do amino acids come in

Y.HuangT.ZhaoL.et al (2016)

At the molecular level, studies indicate that GHK-Cu may interact with gene expression pathways involved in cellular differentiation, oxidative stress regulation, and matrix turnover

Furthermore, glutathione is essential for maintaining the integrity of mitochondrial membranes and regulating the proliferation of immune cells, particularly T-cells and natural killer (NK) cells

Pyroptotic cell death defends against intracellular pathogens

Protection by indomethacin and aspirin against genotoxicity of ochraoxin A, particularly in the urinary bladder and kidney