From: NAD+ metabolite levels as a function of vitamins and calorie restriction: evidence for different mechanisms of longevity
NaMN
NaAD
NAD+
NMN
SDC -NA
0.01
N.D.
1.0
0.07
SDC
0.05
0.13
YPD
0.03
0.009
0.14
YPD 0.5
0.06
0.19
YPD 0.2
0.21