Samuel A.J. Trammell, Mark S. Schmidt, Benjamin J. Weidemann, Philip Redpath et al.
Abstract Nicotinamide riboside (NR) is in wide use as an NAD + precursor vitamin. Here we determine the time and dose-dependent effects of NR on blood NAD + metabolism in humans. We report that human blood NAD + can rise as much as 2.7-fold with a single oral dose of NR in a pilot study of one indiv...