Which is better for increasing NAD+ NR or NMN? I've heard thoughts on both from many researchers and it seems like there is no final consensus. - Quora
![Chronic nicotinamide mononucleotide supplementation elevates blood nicotinamide adenine dinucleotide levels and alters muscle function in healthy older men | npj Aging Chronic nicotinamide mononucleotide supplementation elevates blood nicotinamide adenine dinucleotide levels and alters muscle function in healthy older men | npj Aging](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41514-022-00084-z/MediaObjects/41514_2022_84_Fig1_HTML.png)
Chronic nicotinamide mononucleotide supplementation elevates blood nicotinamide adenine dinucleotide levels and alters muscle function in healthy older men | npj Aging
![Proposed NAD 1 biosynthesis pathways from Nam and b-NMN. Nam mainly... | Download Scientific Diagram Proposed NAD 1 biosynthesis pathways from Nam and b-NMN. Nam mainly... | Download Scientific Diagram](https://www.researchgate.net/publication/308743486/figure/fig5/AS:661824366206983@1534802633246/Proposed-NAD-1-biosynthesis-pathways-from-Nam-and-b-NMN-Nam-mainly-catabolized-to-form.png)