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Experimental investigations have examined the relationship between NNMT inhibition and regulatory pathways involving nicotinamide turnover, methylation dynamics, transcriptional control mechanisms, and downstream signal transduction processes

There is no published human safety or efficacy data, no reproductive- or developmental-toxicology research, no studies in hepatic or renal impairment, and no drug-interaction studies

The research is inconclusive regarding whether vitamin C reduces the chance of developing cancer, prevents heart disease, prevents eye disease such as macular degeneration, or prevents the common cold

Its important to note that the benefits are most pronounced in individuals with a deficiency