NR + Pterostilbene na ƙara NAD+ kusan 40–90 % a Gwajin Dan Adam
Shin kowane kwayar NR da pterostilbene na iya ɗaga matakin NAD+ a manya? A gwajin farko akan mutane (NRPT – Basis), mutane 120 masu shekaru 60‑80 sun sha shi na tsawon mako takwas. Hakan ya haifar da ƙaruwa kusan 40 % a ƙimar da ake bada shawara, kuma kusan 90 % a ƙimar da ta ninka. Wannan ƙaruwa ta ci gaba da kasancewa duk tsawon gwajin, ba tare da wani haɗari mai tsanani ba. Ga abin da lambobin suka nuna, yadda za a fassara ƙimar, da kuma abubuwan da binciken ba zai iya amsa ba.
1,000 mg Nicotinamide Riboside a Kullum Yana Kara NAD+ a Kwayoyin Jini Da Kusan 60 % a Manyan Mutane, Binciken Randomized Ya Gano
Binciken da aka wallafa a 2018 a *Nature Communications* ya gwada nicotinamide riboside (NR) a 500 mg sau biyu a rana (jimillar 1,000 mg a rana) tsawon makonni shida a manyan da ke da ƙoshin lafiya. An tabbatar da cewa ba a samu illa ba, sannan amfanin NR ya haɓaka matakin NAD+ a cikin ƙwayoyin garkuwar jini da kusan kashi 60 % idan aka kwatanta da placebo. Masu binciken sun kuma lura da alamu na raguwar hauhawar jini da sassauta jijiyoyin jini, amma ba su da hujja da za su tabbatar da fa’ida, don haka an buƙaci ƙarin gwaje‑gwaje.