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Ogunro OB, Asejeje FO, Hamzat ZO
This allows the peptide to absorb without having to fight through a thick layer of cream
It acts primarily by upregulating collagen I, collagen III, and elastin synthesis in fibroblasts, and by modulating genes involved in antioxidant defense and matrix metalloproteinase balance
Researchers believe NAC may influence glutamate signaling, partly through the cystine-glutamate exchange system
The combination itself has not been validated in controlled human trials
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