The NAD-brain pharmacokinetic study of NAD augmentation in blood and brain using oral precursor supplementation.

iScience · 2026 · PMC12996706 · PMID 41858901

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did not reach statistical significanceno p-value reported

Healthy males had slightly higher baseline blood NAD levels, but this did not reach statistical significance ( Figures 4 A, 4E, and 4I).

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