{"product_id":"nad","title":"NAD+","description":"\u003cp\u003eNAD+ (Nicotinamide Adenine Dinucleotide) is a research-grade coenzyme found in every living cell, central to redox biology and cellular energy metabolism. It cycles between its oxidised (NAD+) and reduced (NADH) forms while shuttling electrons through the mitochondrial electron transport chain. Beyond bioenergetics, NAD+ serves as a critical substrate for sirtuins (SIRT1–SIRT7) and PARP enzymes — making it a reference compound for studying longevity pathways, DNA repair mechanisms, and the age-associated decline in cellular function.\u003c\/p\u003e\u003cp\u003eAvailable in 500mg vials. Every batch is HPLC tested and independently verified to a minimum of 99% purity. Certificate of Analysis available on request.\u003c\/p\u003e\u003ch3\u003eResearch applications include:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSirtuin (SIRT1–SIRT7) activation and longevity-associated gene regulation studies\u003c\/li\u003e\n\u003cli\u003ePARP-mediated DNA repair and genomic stability research\u003c\/li\u003e\n\u003cli\u003eMitochondrial electron transport chain and cellular energy production models\u003c\/li\u003e\n\u003cli\u003eAge-related NAD+ decline and metabolic restoration investigation\u003c\/li\u003e\n\u003cli\u003eCD38 enzyme activity and NAD+ consumption pathway research\u003c\/li\u003e\n\u003cli\u003eComparative research vs NAD+ precursors (NMN, NR) and bioavailability studies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct specifications:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eForm: Lyophilised powder\u003c\/li\u003e\n\u003cli\u003ePurity: ≥99% (HPLC verified)\u003c\/li\u003e\n\u003cli\u003eStorage: −20°C, protected from light and moisture\u003c\/li\u003e\n\u003cli\u003eAvailable size: 500mg\u003c\/li\u003e\n\u003cli\u003eOrigin: UK warehouse, same day dispatch\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RETA-UK","offers":[{"title":"500mg","offer_id":57231902835065,"sku":null,"price":60.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0980\/0394\/3801\/files\/NAD_500mg.webp?v=1778240742","url":"https:\/\/reta-uk.com\/products\/nad","provider":"RETA-UK","version":"1.0","type":"link"}