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Some studies suggest that it may modulate nitric oxide pathways and early growth response genes, which could play a role in the early stages of collagen organization
Cosmeceuticals: peptides, proteins, and growth factors
Xenobiotic, bile acid and cholesterol transporters
The peptide GHK (glycyl-L-histidyl-L-lysine) occurs naturally in human plasma and tissues
However, they are still very effective
This would allow a higher degree of efficacy when compared to tablet or capsule administration [25, 26]
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