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by JohnJamesRambo 3004 days ago
Are you sure you get a similar effect? A quick search suggests niacin behaves quite differently.

https://www.quora.com/What-is-the-difference-between-nicotin...

"Among "salvageable precursors" (i.e., Na, Nam, NR), a lot of focus is on NR these days because apparently it activates the "anti-aging" sirtuin genes at high concentrations too compared to Na and Nam which only activate those "longevity" genes only at small concentrations and deactivate them at higher concentrations."

https://www.ncbi.nlm.nih.gov/pubmed/18429699

"Because current data suggest that nicotinamide riboside may be the only vitamin precursor that supports neuronal NAD+ synthesis"