Nicotinamide adenine dinucleotide. NAD+ is essential for human health and is central to cellular metabolism, DNA repair, and many other essential operations. Over a century ago, its importance became clear when a deficiency in niacin, a precursor to NAD+, was linked to pellagra – a devastating disease characterized by dermatitis, diarrhea, dementia, and death. The diverse and severe symptoms of pellagra underscored just how crucial NAD+ is to the body’s basic functions.
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https://www.openaccessgovernment.org/article/a-century-of-nad-insights-drives-aging-science-and-solutions-innovations/182168/
