This 2022 review by Nadeeshani et al. critically examines the potential of nicotinamide mononucleotide (NMN) as an anti-aging nutraceutical, highlighting both its therapeutic promises and safety considerations. NMN, a precursor to nicotinamide adenine dinucleotide (NAD+), plays a pivotal role in cellular metabolism, DNA repair, and mitochondrial function. Preclinical studies have
