\n\tEither way, this is no longer some sort of secret substance relegated via IV to the arms of the most-followed people on the planet. Google searches for NAD are predicted to soar 10% within the next year according to a Vogue Business<\/a> report, and top-shelf NAD supplements<\/a> are becoming more accessible (and affordable) than ever. As biohacker Dave Asprey once put it<\/a>, \u201cIf you can control your NAD levels, you can control one of the most important pathways of aging.\u201d<\/p>\n \n\tBut what\u2019s fueling the buzz is some serious biological research. NAD (short for nicotinamide adenine dinucleotide) is involved in hundreds of cellular reactions that keep you alive and thriving. Harvard-trained physician\u2011scientist Dr. Andrew Salzman refers to it as the centerpiece of biology. \u201cNAD is a small molecule, it\u2019s the centerpiece of biology, and it really does three things in our body,\u201d he tells Rolling Stone. \u201cFirst of all, NAD is absolutely essential for energy. NAD controls the production of ATP, which is the currency we use in order to think, to move our muscles, to have our digestion work, to metabolize.\u201d<\/p>\n \t\t\t\t\t\t \n\tFunctional medicine leader Dr. Mark Hyman also states the NADs can help regulate inflammation and activate our whole DNA repair system, helping a whole host of other processes that tend to falter as we age. \u201cNAD regulates the production of mitochondria and their activity, and regulates our antioxidant status. [It also] improves our insulin sensitivity and blood sugar regulation, and it\u2019s just such a powerful strategy for helping improve health and longevity.\u201d<\/p>\n \n\tSo why would you take these supplements now? Here\u2019s the rub: NAD levels start sliding as early as our Twenties and may drop to roughly half by age 50. That decline is accelerated by a lot of different factors, but can include stress, toxins, inflammation, poor diet, and alcohol. Enzymes like CD38 even chew through our remaining supply as we get older. The result? Slower post-exertion recovery, and that \u201cwhy am I so tired?\u201d mystery that no extra coffee can fix.<\/p>\n \n\tThe modern solution is to replenish NAD using precursors \u2014 most notably NMN (nicotinamide mononucleotide) and NR (nicotinamide riboside) \u2014 that the body converts into NAD inside the cell. In fact, Dr. Salzman notes that NMN appears to have its own cellular \u201cshuttle,\u201d making it a particularly efficient pathway. So if you\u2019re looking to dive in and try these supplements for yourself, below is our export\u2011informed guide to the best NAD supplements for longevity, skin health, energy, and more (along with an explainer on how these supplements work).<\/p>\n \t<\/p>\n <\/a><\/p>\n \t\tThe Best NAD Supplements of 2025\t<\/p>\n \t\t\t<\/p>\n \t\t\t\t\t\t \t\t\t<\/a><\/p>\n \t\t\t\t\tWonderfeel<\/p>\n \t\t\t\t\tWonderfeel Youngr NMN\t\t<\/p>\n \n\t\tPros: Potent 900 mg NMN dose aligned with expert guidance, Antioxidant support to mirror NAD\u2019s real\u2011world biology, Developed with a Harvard\u2011trained physician\u2011scientist \n\tIf you want a formula that reflects the state of the science, Wonderfeel Youngr NMN<\/a> sits at the front of the pack. It centers around an actually, clinically meaningful 900 mg of NMN per serving, right in the sweet spot discussed by longevity experts. It\u2019s also packed with layers of thoughtful antioxidants (like resveratrol and hydroxytyrosol) that complement NAD\u2019s roles in DNA repair and inflammation balance. That synergy echoes Dr. Salzman\u2019s three\u2011pillar view of NAD: energy, antioxidant defense, and DNA integrity.<\/p>\n \n\tI tried out Youngr NMN<\/a> myself for two weeks taking the recommended dose of two capsules a day, and while I\u2019d like to get a bit of a longer feel for it to see more skin and hair benefits, my initial reaction was how much it immediately changed my relationship to sleep. Usually I fall asleep pretty quickly, but have a hard time waking up, and this was the first time in a while that I was consistently, every day, rising right before my alarm was set to go off. The 3 o\u2019clock slump hasn\u2019t hit me as hard in the second week, and I rarely need a second cup of coffee anymore.<\/p>\n \n\tDeveloped by Harvard\u2011trained Dr. Salzman, Wonderfeel Youngr<\/a> NMN also stands out for its quality controls and minimalist excipient profile. The experience I felt even after just two weeks (caffeine-free daytime energy and a subtle \u201cevenness\u201d to focus) tracks with what the literature suggests when NAD levels rise. If you\u2019re new to NAD, or simply want the one\u2011and\u2011done choice, this is the most comprehensive capsule we\u2019ve seen.<\/p>\n \t\t\t<\/p>\n \t\t\t\t\t\t \t\t\t<\/a><\/p>\n \t\t\t\t\tWonderfeel<\/p>\n \n\t\t\t\t\t\t\t\t\t\tbest for focus\t\t\t\t\t\t<\/p>\n \t\t\t\t\tWonderfeel NMN Capsuls\t\t<\/p>\n \n\t\tPros: Streamlined, pure NMN formula, \n\tPrefer a simpler, single\u2011ingredient approach? Wonderfeel\u2019s NMN Capsuls<\/a> deliver NMN without distraction, ideally if you want to build a daily routine and dial in your own stack (e.g., adding on top of vitamin D, magnesium, omega\u20113s, or others). Dr. Salzman\u2019s framing is helpful here: because NAD underpins mitochondrial ATP production, many people feel the difference first as steadier daytime energy and mental clarity.\u00a0<\/p>\n \n\tThis pick is especially good for professionals or parents who value predictability, pairing well with everyday lifestyle basics that also nudge NAD in the right direction: diet and strength-based physical activity, along with quality sleep. There\u2019s transparent dosing information (and no odd aftertastes), with each serving providing 1000mg pure NMN, aligning with leading longevity research and dosage recommendations from experts like Dr. David Sinclair.\u00a0<\/p>\n \t\t\t<\/p>\n \t\t\t\t\t\t \t\t\t<\/a><\/p>\n \n\t\t\t\t\t\t\t\t\t\tbest budget-friendly\t\t\t\t\t\t<\/p>\n \t\t\t\t\tDouble Wood NMN (250 mg)\t\t<\/p>\n \n\t\tPros: Friendly price point, Simple ingredient profile, Flexible dosing to find your sweet spot \n\tIf you\u2019re NAD\u2011curious and cost\u2011conscious, Double Wood\u2019s NMN<\/a> supplement offers an approachable on\u2011ramp. Dosing is flexible (you can scale capsule count to reach your target), and the formula keeps excipients to a minimum. For many folks, this is the \u201cstart here, see how you feel, and then step up\u201d option.<\/p>\n \n\tBecause your results may vary depending on the mg per serving you take, you may need multiple capsules to hit the effective range discussed by experts. That said, it\u2019s hard to beat this level of accessibility, especially if you\u2019re already building a routine that includes other longevity basics (high-protein meals, movement, sleep) and want to watch your monthly spend. <\/p>\n \t\t\t<\/p>\n \t\t\t\t\t\t \t\t\t<\/a><\/p>\n \n\t\t\t\t\t\t\t\t\t\tbest for skin\t\t\t\t\t\t<\/p>\n \t\t\t\t\tElysium Basis NAD Supplement\t\t<\/p>\n \n\t\tPros: NR paired with a smart polyphenol (pterostilbene), Minimalist presentation, subscription available for restocking \n\tElysium\u2019s Basis supplement combines NR with pterostilbene, a polyphenol (compound known for its antioxidant and anti-inflammatory properties) cousin of resveratrol, in a sleek, subscription\u2011friendly package. Although NMN supplements may have a more direct cellular \u201cshuttle,\u201d NR is well studied and remains a valid path to raising your NAD. Where Basis often shines is with the beauty- and brain-focused crowd: reviews frequently report subtle energy normalization alongside skin perks.<\/p>\n \n\tWhy skin, though? Well, NAD status directly intersects with barrier function and hydration. Research suggests<\/a> NAD precursors can increase hyaluronic acid and ceramide production and help repair UV\u2011induced damage, which may translate to better skin elasticity and firmness over time. If you\u2019re the \u201cSPF and serums\u201d type who wants an inside\u2011out companion, Basis is a polished pick.<\/p>\n \t\t\t<\/p>\n \t\t\t\t\t\t \t\t\t<\/a><\/p>\n \n\t\t\t\t\t\t\t\t\t\tbest for immune support\t\t\t\t\t\t<\/p>\n \t\t\t\t\tTru Niagen (300 mg)\t\t<\/p>\n \n\t\tPros: Research\u2011forward NR brand with strong safety data, Straightforward, no\u2011frills dosing, Widely recommended by clinicians familiar with NR \n\tTru Niagen<\/a> is the standard\u2011bearer for NR supplements, backed by multiple safety and biomarker studies. If you prefer to stay squarely within the NR literature (or your clinician recommends NR for personal reasons), this is the brand you might want to reach for. Dr. Hyman\u2019s observation that NAD helps regulate inflammation and mitochondrial activity resonates here: a steadier immune\u2011metabolic baseline is often what people who take this version of NR are after.<\/p>\n \n\tTru Niagen<\/a> makes sense for those who want a predictable, single\u2011pathway protocol with long\u2011standing brand oversight. It\u2019s the best fit for keeping your regimen simple (one capsule, same time daily) and still helping your immune system along the way.<\/p>\n \t\t\t<\/p>\n \t\t\t\t\t\t \t\t\t<\/a><\/p>\n \n\t\t\t\t\t\t\t\t\t\tbest high-purity\t\t\t\t\t\t<\/p>\n \t\t\t\t\tProHealth Longevity NMN Pro (500 mg)\t\t<\/p>\n \n\t\tPros: Emphasis on data and batch testing, Suitable potencies for expert\u2011level dosing \n\tProHealth has long cultivated a reputation for its rigorous third\u2011party testing, which matters in a category where label claims can vary wildly. Their NMN Pro line<\/a> is designed for those who prioritize verifiable purity and want to titrate confidently toward the 600\u20131,000 mg\/day window discussed by experts like Dr. Verdin and Dr. Sinclair.<\/p>\n \n\tIt\u2019s a good fit if you\u2019re already doing some basic health tracking (like sleep insights with a fitness wearable), or if you\u2019re the full-blown spreadsheet type who\u2019s into data on HRV, training blocks, and subjective energy. ProHealth\u2019s transparency also makes it easy to correlate dose with how you feel over a few months.<\/p>\n \t\t\t<\/p>\n \t\t\t\t\t\t \t\t\t<\/a><\/p>\n \n\t\t\t\t\t\t\t\t\t\tBest Polyphenol Stack\t\t\t\t\t\t<\/p>\n \t\t\t\t\tThorne ResveraCel\t\t<\/p>\n \n\t\tPros: Thoughtful bundle of NR and polyphenols, Respected brand with clinician adoption, One\u2011and\u2011done convenience \n\tThorne\u2019s take on NAD support<\/a> fuses NR with anti-inflammatory ingredients like quercetin, resveratrol, and niacinamide. The idea: pair a precursor with polyphenols known to influence pathways tied to mitochondrial health and cellular stress responses. If you\u2019re already on some of Thorne\u2019s other basic supplements (vitamin D, magnesium), ResveraCel slots neatly into your daily ecosystem.<\/p>\n \n\tFor those who prefer comprehensive blends over separate bottles this \u201cstack in a capsule\u201d can simplify your routine, especially if your goals include healthy aging and exercise recovery.<\/p>\n \t\t\t<\/p>\n \t\t\t\t\t\t \t\t\t<\/a><\/p>\n \n\t\t\t\t\t\t\t\t\t\tbest high dose\t\t\t\t\t\t<\/p>\n \t\t\t\t\tRenue by Science NMN Powder\t\t<\/p>\n \n\t\tPros: Cost\u2011efficient at higher daily intakes, Flexible micro\u2011titration (great if you\u2019re sensitive), Easy to pair with coffee\/smoothies \n\tIf you\u2019re targeting the ~1 gram\/day range discussed by experts, bulk powder can be the most economical and customizable path. Renue by Science\u2019s<\/a> positioning emphasizes purity and value at scale, letting you split doses (morning\/evening) and adjust in 100\u2013250 mg increments as you learn how your body responds.<\/p>\n \n\tPowder isn\u2019t for everyone; you\u2019ll need a mini scale or scoop discipline, and it\u2019s not exactly easy to bring with you on-the-go (although flavor\u2011masking in a smoothie or yogurt helps). But this format is hard to beat if you love dialing things in and want to take the fewest capsules per day possible.<\/p>\n \t<\/p>\n <\/a><\/p>\n \t\tWhat Is NAD and How Do NAD Supplements Work?\t<\/p>\n \n\tNAD is a universal cellular cofactor present in all living things. Dr.\u00a0Andrew Salzman describes it as a \u201csmall molecule [at] the centerpiece of [our] biology,\u201d involved in over 500 enzymatic reactions. In everyday terms, without NAD, there\u2019s no cellular energy, no effective defense against oxidative stress, and no robust repair of our DNA.<\/p>\n \t\tHow Does NAD+ Work in the Body?\t<\/p>\n \n\tDr.\u00a0Salzman breaks it into three jobs: \u201cFirst of all, NAD is absolutely essential for energy. NAD controls the production of ATP, which is the currency we use in order to think, to move our muscles, to have our digestion work, to metabolize.\u201d <\/p>\n \n\tThe second fuction is NAD\u2019s essential role in the production of an antioxidant defense. \u201cWe are bombarded continuously by the environment, by cosmic rays, by oxidants we make. We\u2019re in a bath, in a world of oxidants. We must have an efficient and effective antioxidant defense. So we need NAD to survive in an oxygen-rich environment.\u201d <\/p>\n \n\tThirdly, NAD fuels our DNA repair. \u201cNAD is used by PARP, the second most abundant protein in the nucleus and a key player in DNA repair. PARP detects and fixes constant DNA damage caused by environmental stressors, helping prevent mutations that could lead to cancer.\u201d<\/p>\n \t\tWhat Are the Benefits of Taking NAD?\t<\/p>\n \n\tRising NAD levels can support the systems most tied to how we feel and age. Studies have associated NMN with everything from better aerobic capacity<\/a>, to healthier metabolic markers<\/a>, enhanced neuronal function<\/a>, and even skin benefits<\/a> like improved hydration, elasticity, and UV\u2011damage repair<\/a> (thanks in part to boosted hyaluronic acid and ceramide production).<\/p>\n \n\tAs Dr.\u00a0Hyman sums it up, \u201cNAD regulates inflammation\u2026regulates the production of mitochondria and their activity\u2026activates our whole DNA repair system.\u201d That\u2019s a powerful trifecta for covering both your everyday performance and long\u2011term health.<\/p>\n \t\tAre There Any Dangers to Taking NAD Supplements?\t<\/p>\n![\"\"](\"https:\/\/www.rollingstone.com\/wp-content\/themes\/vip\/pmc-rollingstone-2022\/assets\/public\/lazyload-fallback.gif\")
<\/p>\n<\/p>\n
Cons: Direct\u2011to\u2011consumer availability only\t<\/p>\n<\/p>\n
Third\u2011party tested with a transparent label, Easy to stack with other essentials
Cons: Lower total actives than Youngr (aka no added polyphenols)\t<\/p>\n<\/p>\n
Cons: Lower per\u2011capsule potency, Requires more capsules to reach 600\u2013900 mg\/day\t<\/p>\n<\/p>\n
Cons: Uses NR rather than NMN, Pricey for the potency\t<\/p>\n<\/p>\n
Cons: NR may be less direct than NMN, You may need higher capsule counts to match NMN\u2011style dosing goals\t<\/p>\n<\/p>\n
Cons: Typically higher cost per gram, Number of capsules you take per day can add up at target doses\t<\/p>\n<\/p>\n
Cons: Less flexible if you want to adjust each component, NR\u2011based rather than NMN\u2011centric\t<\/p>\n<\/p>\n
Cons: Requires measuring and mixing, Less travel\u2011friendly than capsules\t<\/p>\n