Ko te Nicotinamide Riboside (NR) he momo ahurei o te huaora B3 kua arohia mō tōna tūranga pea i roto i te pākia o te pūngao pūtau me tōna pānga ki ngā tukanga ā-tinana. Hei matū mua mō te nicotinamide adenine dinucleotide (NAD+), kei roto te NR i ngā ara pākia taketake, ā, kua waiho hei kaupapa rangahau pūtaiao mō ōna painga hauora pea.
