Martens

Martens. The following study: Martens, C.R., Denman, B.A., Mazzo, M.r., Armstrong, M.L., Reisdorph, N., McQueen, M.B., Chonchol, M.B., Seals, D.R., Chronic nicotinamide riboside supplementation is well-tolerated and effectively elevates NAD+ in healthy middle-aged and older adults. 2018, University of Colorado Boulder.