Everything DoseRank tracks on the nad+ (nicotinamide adenine dinucleotide) shelf — NMN and NAD+. The category itself is never ranked: 227 products get scored the moment you say what you want them to do.
How to read the scores
This legend covers the scores on this page — for data sources, scoring weights, and limits, read the full methodology →
Answer a few questions about your goals, habits, stack, and budget. Then, DoseRank will find the products that best match your needs based on your answers. It's free and only takes 60 seconds! No account is required.
A saved, shareable breakdown: your matched products, dose math, interaction flags to discuss with a clinician, and a price-tracked stack you can revisit.
Questions
Each product gets a composite score blending clinical strength, evidence, dose fit, trust and value — computed for the goal you picked, across this category's products. The #1 on the DoseRank tab has the highest composite; the other tabs re-rank the same products by Value, Trust, or Popularity. Placement is never paid.
Start with a goal, not a brand
Browsing nad+ (nicotinamide adenine dinucleotide) supplements without a goal makes no sense — different products do different jobs, and “best” flips depending on which job you're hiring for. These are the 45 health outcomes that matter for this category. Pick yours, and the full evidence-ranked shelf loads for that goal alone.
Energy or vitalitySubjective sense of energy, drive, or liveliness.117 rankedLimited
Arterial stiffnessReduced elasticity of arteries associated with cardiovascular risk.144 rankedStrong
Aerobic capacity (VO2 max)Maximum oxygen utilization during exercise.101 rankedModerate-strong
Niacin statusBiochemical sufficiency of vitamin B3.66 rankedStrong
Allergic rhinitis symptomsNasal and eye symptoms related to seasonal or environmental allergy.27 rankedModerate-strong
Insulin sensitivityEfficiency of tissue response to insulin.136 rankedModerate-strong
Sleep qualityOverall restfulness and perceived quality of sleep.117 rankedModerate-strong
Vascular functionOverall health and reactivity of the circulatory system.43 rankedModerate-strong
MalabsorptionImpaired absorption of nutrients from the gut.27 rankedLimited
Oxidative stress biomarkersLaboratory indicators of oxidative damage or redox imbalance.59 rankedModerate-strong
C-reactive proteinAcute-phase inflammatory marker.57 rankedModerate-strong
HomocysteineAmino acid marker linked with vascular and methylation status.47 rankedStrong
Blood pressureArterial pressure; direction of benefit depends on baseline status.125 rankedStrong
Dyspepsia or indigestionUpper abdominal discomfort related to digestion.56 rankedLimited
Cognitive functionOverall thinking ability including memory, attention, and processing.69 rankedStrongNothing is ranked yet — the shelf stays locked until you pick a goal.
No goal, no ranking.
A “best nad+ (nicotinamide adenine dinucleotide) supplement” list without a goal would be marketing, not evidence. Pick what you want to improve and DoseRank scores all 227 products against that goal's trials.