{"product_id":"nad-500mg-research-vial","title":"NAD+ · 500mg Research Vial","description":"\u003cp\u003e\u003cstrong\u003eNAD+ (Beta-Nicotinamide Adenine Dinucleotide)\u003c\/strong\u003e — Coenzyme fundamental to mitochondrial energy metabolism, DNA repair via PARP activation, and sirtuin (SIRT1-7) enzyme regulation — the proteins most directly linked to longevity in current research literature. Age-associated NAD+ depletion well-documented: levels decline approximately 50% between ages 40–60. Studied extensively at Harvard Medical School (Sinclair Lab) and the Weizmann Institute. 99.6% purity. HPLC verified per lot.\u003c\/p\u003e\u003cp\u003eLyophilized · Nitrogen-sealed · Store at −20°C · Stable 36 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFOR RESEARCH USE ONLY. Not for human consumption. Not intended to diagnose, treat, cure, or prevent any disease. By purchasing you confirm you are a qualified researcher purchasing for legitimate research purposes only.\u003c\/strong\u003e\u003c\/p\u003e","brand":"PEPTAVIO","offers":[{"title":"500mg Vial","offer_id":54185532850518,"sku":"PEPT-NAD-500MG","price":179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1036\/2968\/5078\/files\/09-nad-500mg.png?v=1782283762","url":"https:\/\/peptavio.com\/products\/nad-500mg-research-vial","provider":"Peptavio","version":"1.0","type":"link"}