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The peptides in the glow stack are degraded by digestive enzymes and would not survive oral administration in active form

Researchers utilize GHK-Cu to examine how this endogenous complex influences matrix metalloproteinase (MMP) regulation, collagen and elastin synthesis, stem cell mobilization, and cellular senescence in experimental models of tissue repair and age-related decline

Peptides are fragile chains of amino acids

Nasi A, McArdle S, Gaudernack G, Westman G, Melief C, Rockberg J, Arens R, Kouretas D, Sjlin J, Mangsbo S (2020) Reactive oxygen species as an initiator of toxic innate immune responses in retort to SARS-CoV-2 in an ageing population, consider N-acetylcysteine as early therapeutic intervention