Follow the sources.
Provider advertising, clinical research, and geographic records play different roles in this publication. These notes make the distinction visible. Sources checked September 18, 2026; current offers may change.
- FDA: questions and answers on dietary supplementsRegulatory categories and limits of premarket review.
- Martens et al. (2018): randomized oral NR crossover trialShort-term human biomarker and tolerability study; not a lifespan trial.
- Yoshino et al. (2021): NMN and muscle insulin sensitivitySmall randomized study in postmenopausal women with prediabetes; not evidence for NAD injections or general weight loss.
- OpenStax: energy in living systemsCoenzyme and redox chemistry, not treatment evidence.
- OpenStax: oxidative phosphorylationNADH and mitochondrial electron transport.
- PubChem: NAD chemical structure recordChemical identity; formula depends on the specified molecular form.
- NHS: understanding medical abbreviationsAbbreviations depend on clinical context; ask the author of a report to clarify.
- Trętowicz et al. (2026): whole-blood NAD and ageHuman study reporting no age-related whole-blood decline; does not measure every tissue.
- Human whole-blood NAD and aging (2022)Observational study with sex-related differences; not a dosing target.
- Dried blood spot measurement of NAD (2022)Analytical measurement research; assay validity is separate from clinical utility.
- Castro-Marrero et al. (2021): CoQ10 plus NADH in ME/CFSCombination trial in a specific diagnosed population; does not isolate NADH or establish NAD injection effects.
- CoQ10 plus NADH and exercise outcomes (2016)Randomized combination study in chronic fatigue syndrome.
- NR uptake and metastasis models (online 2022)Experimental cancer-model work; not a human cancer-risk estimate.
- Orr et al. (2023): NR in mild cognitive impairmentSmall randomized pilot of oral NR, distinct from NAD injections.
- Oral NR, cognition, and Alzheimer biomarkers (2025)Exploratory crossover study; not an established Alzheimer treatment.
- Phase II NR pilot in amnestic mild cognitive impairment (2026)Pilot trial; NAD biomarker increases did not establish improved principal cognitive outcomes.
- NR and cisplatin-induced neuropathy (2022)Preclinical research, not proof of nerve regeneration in consumers.
- Richie et al. (2015): oral glutathione randomized trialBody-store measurements; not a trial of combined NAD and glutathione injections.
- Comparative NAC and glutathione crossover study (2015)Oxidative-stress marker research; not proof of a NAD combination benefit.
- Dellinger et al. (2017): NR plus pterostilbene randomized trialCombination biomarker study with industry involvement; not a human longevity trial.
- Riche et al. (2014): pterostilbene metabolic-parameter trialA separate ingredient and population from an NR-only product.
- FDA: concerns with unapproved GLP-1 drugsQuality, identity, and dosing concerns; not a NAD combination efficacy study.
- FDA: compounding policies as GLP-1 supply stabilizesCurrent regulatory context; adding another ingredient does not create FDA approval.
- FDA: July 2026 compounding advisory committee materialsAgency evaluation includes MOTS-c-related substances and evidence gaps.
- FDA: frequently asked questions about animal drugsVeterinary drug categories and prescribing context.
- UC Davis: veterinary supplements and nutraceuticalsVeterinary supplement context; not a canine NAD efficacy trial.
- NCCIH: berberine and weight lossLimited oral evidence must not be transferred to patches.
- FDA: cosmetics labeling claimsDistinguishes appearance claims from drug claims.
- FDA: what you should know about eye dropsOphthalmic products require sterility; not evidence for NAD eye drops.
- Kind Patches: NAD+ product advertisingManufacturer claims, not independent clinical verification.
- UK ASA: Kind Patches ruling (2026)Advertising regulator found submitted evidence inadequate for the challenged claims; UK context, not an FDA action.
- Rho Nutrition: Liposomal NAD+Manufacturer label and billing terms; 100 mg NAD+ per 4 mL serving shown.
- Tru Niagen: 300 mg capsulesManufacturer label lists NR chloride; not direct NAD+.
- Life Extension: NAD+ Cell Regenerator and Resveratrol EliteManufacturer label and price snapshot; distinct from the plain NR formula.
- Life Extension: NAD+ Cell Regenerator 300 mgManufacturer product listing for the NR formula.
- Thorne: nicotinamide riboside ingredients and productsManufacturer describes NR hydrogen malate and related products.
- Cymbiotika: Liposomal NAD+Manufacturer describes a multi-ingredient packet; quality and benefit claims require separate evaluation.
- Quicksilver Scientific: NAD+ Gold 30 mLManufacturer describes NMN and refrigeration instructions despite the NAD product name.
- Renue By Science: NAD+ CompleteCurrent multi-ingredient label differs from some older listings; on-page starting prices vary.
- MitoQ: NAD+ Dual ActionManufacturer label contains niacinamide, NR, resveratrol, and PQQ.
- Qualia: NAD+ product pageManufacturer product and study claims; consult the current label and exact study design.
- Qualia: NAD+ ingredient discussionManufacturer explanation; not an independent comparison.
- Lumine Organics: NAD+ Renew product advertisingAdvertising uses NAD and NMN wording; exact active identity needs clarification.
- Aurevia Labs: NAD+ PerformanceOne of several similarly named sellers; identity must be matched to the actual order.
- Cata-Kor: NAD Core 250 mgManufacturer listing; confirm exact version and current label.
- Nutricost: NAD+ productManufacturer listing; separate from NMN and NAD-plus-resveratrol variants.
- Codeage: Liposomal NAD+ UltraManufacturer describes direct NAD plus several additional ingredients.
- Elysium: BasisManufacturer label for NR plus pterostilbene; claims and lot documentation are separate evidence.
- ProHealth: NAD Triple Boost with NMNManufacturer variant listing; do not assume all Triple Boost versions have identical formulas.
- Innerbody Labs: NAD+ SupportManufacturer page; related editorial content is not an independent comparison of its own product.
- Goli: Renew NAD+ gummiesManufacturer product advertising; format convenience is separate from efficacy.
- Force Factor: longevity collectionManufacturer lists multiple formats; match the exact product label.
- Eqqualberry: NAD+ Peptide Boosting SerumManufacturer cosmetic claims; does not isolate the effect of NAD.
- Numbuzin: No.9 NAD+ product setManufacturer product family; creams, toner, essence and patches differ.
- Medicube US: EGF NAD+ Firming SerumManufacturer cosmetic listing; not injectable or systemic-treatment evidence.
- Purito Seoul: product catalogOfficial catalog lists Retinol Retinal 2000 NAD+ Serum.
- Aramore: NAD topical and oral productsPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- JIYU: NAD moisturizing creamPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- BBB National Programs: Reus advertising decision, October 2025Primary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- NatureWise: official catalog, NAD+ Support ComplexPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- XKQ: NAD+ nicotinamide riboside listingPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- Selerb: Daily NAD+ for womenPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- Pure Health Max: NMN product explanationPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- Boostiva: product catalogPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- Happy Aging: NAD+ women longevity formulaPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- Tally Health: Super NADPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- Nature’s Fusions: Nutri Urolithin A diacetatePrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- Shed: NAD product discussionPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- The Vitamin Shoppe: NAD and NMN retail categoryPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- Qualia: manufacturer-reported controlled NAD studyPrimary product or publisher source; scope and verification limits are described in the article. Checked September 18, 2026.
- NYU: medical language processing abbreviation glossaryShows multiple clinical meanings for NAD; the author of a medical report should clarify the intended meaning.
- CoreAge Rx: current NAD+ offerProvider advertising; offer page displays $99/month. Checked September 18, 2026.
- CoreAge Rx: NAD+ Injectable product pageProvider advertising; product page displays a different starting price of $93/month.
- CoreAge Rx: NAD+ NasalProvider description of a different administration route.
- AgelessRx: NAD+ InjectionProvider product page. Customer surveys are not controlled clinical trials.
- AgelessRx: NAD+ offer and billing termsPromotional page contains multiple prices; verify selected plan and renewal.
- IVY RX: NAD+ InjectionProvider lists a starting price of $179/month and describes its testing process.
- Eden: NAD+ InjectionProvider advertises $91 for the first month; this is not a verified renewal price.
- Hone: Basic membership and medication costsProvider lists $165/month estimated NAD+ cost, $25/month membership, and a $25 onboarding fee. Optional consultation fees are separate.
- FDA: ingredients suitable for sterile compoundingSafety notice describing reported reactions and ingredient-quality concerns.
- FDA: compounding questions and answersExplains that compounded drugs are not FDA-approved.
- NIH Office of Dietary Supplements: niacinNutritional and biochemical context; not a clinical trial of NAD+ injections.
- Grant et al. (2019): NAD+ infusion metabolome pilotSmall human IV study; metabolic observations do not prove longevity or everyday benefits.
- Reyna et al. (2026): retrospective IV tolerability pilotRoute-specific retrospective tolerability evidence; not proof of effectiveness for home injections.
- FSMB: contact a state medical boardDirectory for checking clinician licensing with the relevant board.
- NABP: state boards of pharmacyDirectory for checking pharmacy credentials.
- US Census Bureau: 2025 Gazetteer filesPlace names, geographic identifiers, land areas and internal-point coordinates. Distances on this site are calculated straight-line estimates.
- Next Health: New York NAD+ therapyProvider advertises a New York City NAD+ service; inclusion is not independent clinical verification.