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2007, PMID 17703734) was a cell-culture and isolated-follicle investigation of efficacy, not a human safety trial

Canadian Medical Association Journal 1999;161:1469

instead, it indirectly affects NAD+ by inhibiting an enzyme called NNMT (nicotinamide N-methyltransferase)

In animal models, researchers measure parameters such as circulating free fatty acids, respiratory exchange ratios, and adipose tissue gene expression to characterize shifts in substrate utilization
