glutathione master intracellular antioxidant Frontiers Glutathione (GSH), a powerful intracellular

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PMID 14555227

77 However, the overall association between GST polymorphisms and breast cancer risk remains inconsistent across different studies and populations

(One important accuracy note: NAD+ is a coenzyme rather than a peptide, but it's central enough to longevity research to belong in any serious overview of the category.) The Four Pathways of Longevity Research The compounds below map to four distinct aging-research pathways: NAD+ metabolism NAD+ Telomere and pineal-gland biology Epithalon Mitochondrial-derived signaling MOTS-c Gene expression and collagen / skin aging GHK-Cu 1

Dig Dis Sci .