
Comparison
NAD vs NMN: the definitive head-to-head
Six months of research, twelve human trials, one clear answer for most people — and one important caveat.
Read the comparisonOngoing research, brand analysis, format deep-dives, and protocol notes on the NAD⁺ precursor space — updated twice weekly.

Six months of research, twelve human trials, one clear answer for most people — and one important caveat.
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The CD38 enzyme, cellular senescence, and the mitochondrial cascade — explained without the jargon.
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Why the standard "take with breakfast" advice may cut your bioavailability in half — and what the trial data actually shows.
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