15 Nov 2022 --- Research from the University of Missouri, US, has discovered that nicotinamide riboside (NR) – a form of vitamin B3 – may raise the risk of severe diseases like breast cancer and brain metastasis. Using bioluminescent imaging technology, researchers examined the effects of NR supplements on the human body.These findings contradict earlier research that connected commercial dietary supplements like NR to cardiovascular, metabolic and neurological health advantages.