Table 3.

NAD⁺metabolites

Metabolite	Median		Range		P-value
	Placebo	NR	Placebo	NR
NAAD	0.0	0.0	0.0−2.3	0.0−8.7	0.018*
NAD+	7.7	12.2	0.0−27.4	4.7−67.8	0.048*
NADP	6.1	6.3	3.3−17.9	2.7−42.7	0.267
NaM	257.6	278.6	109−411	171−1357	0.065
NMN	0.0	0.0	0.0−5.5	0.0−11.9	0.179
ATP	1592	2205	363−3446	763−5459	0.032

All values expressed as pmol per mg protein. * represents unadjusted P < 0.05; ATP represents secondary outcome assessed at Bonferroni-adjusted P < 0.006