{"id":6566,"date":"2026-10-24T15:43:33","date_gmt":"2026-10-24T12:43:33","guid":{"rendered":"https:\/\/drfajeraljumairi.com\/?p=6566"},"modified":"2026-10-24T15:46:20","modified_gmt":"2026-10-24T12:46:20","slug":"the-overlooked-vitamin-b3-a-nad-precursor-for-cellular-energy-gut-health-and-healthy-aging","status":"publish","type":"post","link":"https:\/\/drfajeraljumairi.com\/en\/blog\/the-overlooked-vitamin-b3-a-nad-precursor-for-cellular-energy-gut-health-and-healthy-aging\/","title":{"rendered":"The Overlooked Vitamin B3: A NAD+ Precursor for Cellular Energy, Gut Health, and Healthy Aging"},"content":{"rendered":"<span style=\"font-weight: 400;\">What if one of the secrets to maintaining your energy as you age lies in a form of vitamin B3?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">As we get older, our cells become less efficient at producing energy and repairing everyday damage. This may contribute to fatigue, slower recovery, and changes in metabolism and brain function.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Scientists are now studying <\/span><b>nicotinamide riboside (NR)<\/b><span style=\"font-weight: 400;\">, a special form of vitamin B3 that helps the body produce a molecule called <\/span><b>NAD+<\/b><span style=\"font-weight: 400;\">, which is essential for cellular energy and repair.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">But can increasing NAD+ really slow aging and improve your health? Let&#8217;s explore what the science says.<\/span><\/p>\n<h2><b>What Is Nicotinamide Riboside (NR)?<\/b><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-6572 alignright\" src=\"https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration-300x300.jpg\" alt=\"DNA NMN and NAD+ for energy and healthy aging\" width=\"300\" height=\"300\" srcset=\"https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration-300x300.jpg 300w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration-1024x1024.jpg 1024w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration-150x150.jpg 150w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration-768x768.jpg 768w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration-600x600.jpg 600w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration-900x900.jpg 900w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration-100x100.jpg 100w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/nmn-nad-and-DNA-cell-regeneration.jpg 1200w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Nicotinamide riboside is a form of vitamin B3 that the body can convert into NAD+.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Vitamin B3 comes in several forms, including niacin, niacinamide, NR, and related compounds such as NMN. They all contribute to the body&#8217;s ability to produce NAD+, although they follow different pathways.<\/span><\/p>\n<p><b>NAD+ is essential for keeping your cells functioning properly.<\/b><\/p>\n<p><span style=\"font-weight: 400;\">It participates in hundreds of cellular reactions that help your body:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Convert food into energy.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Repair damaged DNA.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Maintain healthy brain and muscle function.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Regulate metabolism and immune activity.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Respond to inflammation and cellular stress.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">NAD+ also supports proteins called <\/span><b>sirtuins<\/b><span style=\"font-weight: 400;\">, which help regulate cellular repair, metabolism, and responses to aging.<\/span><\/p>\n<h2><b>Why Does NAD+ Matter More as We Age?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Think of your cells as tiny energy factories.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Inside each cell are structures called <\/span><b>mitochondria<\/b><span style=\"font-weight: 400;\">, which convert nutrients into usable energy.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NAD+ helps these energy factories work by carrying electrons during the process that produces ATP, the body&#8217;s main energy molecule.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">As we age, NAD+ levels can decline in certain tissues. Chronic inflammation, metabolic problems, and cellular damage may also affect how the body produces and uses it.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This has led researchers to investigate whether restoring NAD+ levels could support healthier aging.<\/span><\/p>\n<h2><b>NR vs. NMN vs. NAD+: What&#8217;s the Difference?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">These three compounds are often discussed together, but they are not identical.<\/span><\/p>\n<p><b>NAD+:<\/b><span style=\"font-weight: 400;\"> The molecule your cells need for energy production and repair.<\/span><\/p>\n<p><b>Nicotinamide Riboside (NR):<\/b><span style=\"font-weight: 400;\"> A form of vitamin B3 that the body converts into NAD+.<\/span><\/p>\n<p><b>Nicotinamide Mononucleotide (NMN):<\/b><span style=\"font-weight: 400;\"> Another compound the body can use to produce NAD+.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Both NR and NMN are considered <\/span><i><span style=\"font-weight: 400;\">NAD+ precursors<\/span><\/i><span style=\"font-weight: 400;\">, meaning they provide the building blocks needed to produce NAD+.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oral NR has been shown to increase NAD+ levels in human blood, making it an interesting option for researchers studying cellular health.<\/span><\/p>\n<h2><b>6 Potential Benefits of Nicotinamide Riboside<\/b><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-6569 alignright\" src=\"https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3-300x300.jpg\" alt=\"brain and supplements NAD+ and vitamin b3 NR\" width=\"300\" height=\"300\" srcset=\"https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3-300x300.jpg 300w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3-1024x1024.jpg 1024w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3-150x150.jpg 150w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3-768x768.jpg 768w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3-600x600.jpg 600w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3-900x900.jpg 900w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3-100x100.jpg 100w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/brain-health-energy-confusion-focus-NAD-NR-vitamin-b3.jpg 1200w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<h3><b>1. Supports Cellular Energy Production<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Feeling tired is not always about how much you sleep. Your body&#8217;s ability to produce energy also matters.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NAD+ plays a central role in converting carbohydrates, fats, and proteins into ATP.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">By increasing NAD+ availability, NR may support the cellular processes involved in energy production.<\/span><\/p>\n<h3><b>2. May <a href=\"https:\/\/drfajeraljumairi.com\/en\/blog\/glycine-for-better-sleep-the-amino-acid-that-helps-your-brain-relax-naturally\/\">Support Brain<\/a> Health and Memory<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">The brain needs a continuous supply of energy to support concentration, learning, and memory.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NAD+ is involved in maintaining brain-cell function and repairing cellular damage.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Animal studies suggest that NR may:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Reduce certain signs of brain inflammation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Support communication between brain cells.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Improve memory and learning in experimental models.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Protect cells against some forms of age-related damage.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Small human studies, including research involving Parkinson&#8217;s disease, have shown that NR can influence NAD+ levels and certain biological markers.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">However, it has not been proven to prevent Alzheimer&#8217;s disease, Parkinson&#8217;s disease, or age-related memory loss.<\/span><\/p>\n<h3><b>3. May Support Healthy Metabolism and Blood Sugar Regulation<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">NAD+ helps regulate how cells use glucose and fats for energy.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Researchers are studying whether NR could improve metabolic health in people with insulin resistance, obesity, or other metabolic conditions.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Animal studies suggest that increasing NAD+ may improve mitochondrial activity and protect against some effects of high-fat diets.<\/span><\/p>\n<p><b>In humans, the results are less consistent.<\/b><span style=\"font-weight: 400;\"> Although NR increases NAD+ levels, improvements in insulin sensitivity, body weight, and fat metabolism have not been reliably demonstrated.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NR should therefore not be considered a proven weight-loss supplement or treatment for diabetes.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-6573 alignright\" src=\"https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic-300x300.jpg\" alt=\"sugar balance and vitamin B3 NAD+ insulin resistance healing\" width=\"300\" height=\"300\" srcset=\"https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic-300x300.jpg 300w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic-1024x1024.jpg 1024w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic-150x150.jpg 150w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic-768x768.jpg 768w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic-600x600.jpg 600w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic-900x900.jpg 900w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic-100x100.jpg 100w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/sugar-balance-and-nad-and-vitamin-b3-ozempic.jpg 1200w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<h3><b>4. May Support Heart and Blood Vessel Health<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Healthy blood vessels need to remain flexible so blood can circulate efficiently.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NAD+ supports cellular processes involved in blood vessel function and responses to oxidative stress.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A small human study found that NR supplementation may improve certain measurements of blood pressure and arterial stiffness, particularly in some older adults.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">These findings are promising, but larger trials are needed to determine whether NR meaningfully reduces cardiovascular risk.<\/span><\/p>\n<h3><b>5. Supports Cellular Repair and Healthy Aging<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Every day, our cells experience damage from normal metabolism, environmental exposure, and inflammation.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NAD+ helps activate proteins involved in DNA repair and cellular maintenance.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">It also supports sirtuins, which regulate how cells respond to stress and changes in energy availability.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">In animal studies, NR supplementation has improved several markers associated with cellular aging.<\/span><\/p>\n<h3><b>6. May Influence <a href=\"https:\/\/drfajeraljumairi.com\/en\/blog\/why-gut-health-changes-after-40-and-how-it-affects-hormones-mood-weight-and-aging\/\">Gut Health<\/a> and the Microbiome<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">One of the most interesting areas of research is the relationship between <\/span><b>NAD+ and the gut microbiome<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Gut bacteria use NAD-related molecules for their own energy production and cellular functions. Some microorganisms can also contribute to the body&#8217;s vitamin B3 and NAD metabolism.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Researchers believe NAD+ may influence gut health through several pathways:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Microbial metabolism:<\/b><span style=\"font-weight: 400;\"> NAD-related compounds participate in the energy processes that bacteria need to survive.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Immune regulation:<\/b><span style=\"font-weight: 400;\"> NAD+ helps regulate immune responses that influence the intestinal environment.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Intestinal movement:<\/b><span style=\"font-weight: 400;\"> NAD-related signaling has been linked to intestinal muscle activity.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Bile acid metabolism:<\/b><span style=\"font-weight: 400;\"> NAD-dependent processes contribute to the production of bile acids, which help digest fats and influence bacterial growth.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Animal research has also found changes in certain gut bacterial populations following NR supplementation.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-6570 alignright\" src=\"https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo-300x300.jpg\" alt=\"gut health and sibo symptoms microbiome\" width=\"300\" height=\"300\" srcset=\"https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo-300x300.jpg 300w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo-1024x1024.jpg 1024w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo-150x150.jpg 150w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo-768x768.jpg 768w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo-600x600.jpg 600w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo-900x900.jpg 900w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo-100x100.jpg 100w, https:\/\/drfajeraljumairi.com\/wp-content\/uploads\/2026\/10\/gut-health-microbiome-and-NAD-sibo.jpg 1200w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<h2><b>How Much Nicotinamide Riboside Should You Take?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">NR supplements are available as capsules, tablets, and powders.<\/span><\/p>\n<p><b>Common supplemental amounts:<\/b><span style=\"font-weight: 400;\"> 250\u2013500 mg daily.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">These are studied or commercially used amounts, not established medical doses for preventing aging or treating chronic disease.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NR has generally been well tolerated in short-term clinical trials, but the long-term benefits and safety of prolonged high-dose supplementation remain uncertain.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Consult a healthcare professional before taking NR, particularly if you have a chronic medical condition, take regular medications, or are pregnant or breastfeeding.<\/span><\/p>\n<h2><b>How to Support NAD+ Naturally<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">You do not necessarily need a supplement to support the body&#8217;s NAD+ metabolism.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Several everyday habits help maintain the cellular processes that depend on it.<\/span><\/p>\n<ol>\n<li><b> Eat vitamin B3-rich foods.<\/b><span style=\"font-weight: 400;\"> Include fish such as salmon, sardines, and tuna, along with poultry, mushrooms, peanuts, and whole grains.<\/span><\/li>\n<li><b> Exercise regularly.<\/b><span style=\"font-weight: 400;\"> Physical activity supports mitochondrial health and helps cells use energy more efficiently.<\/span><\/li>\n<li><b> Follow an anti-inflammatory diet.<\/b><span style=\"font-weight: 400;\"> Prioritize vegetables, fruits, healthy fats, and minimally processed foods while limiting excessive added sugar and highly processed foods.<\/span><\/li>\n<li><b> Maintain healthy sleep habits.<\/b><span style=\"font-weight: 400;\"> Regular sleep supports normal metabolic rhythms and cellular recovery.<\/span><\/li>\n<li><b> Avoid alcohol.<\/b><span style=\"font-weight: 400;\"> Alcohol metabolism places additional demands on NAD-related pathways.<\/span><\/li>\n<li><b> Consider appropriate meal timing.<\/b><span style=\"font-weight: 400;\"> Fasting and calorie restriction influence NAD-related pathways in experimental research, but fasting is not necessary or suitable for everyone.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Fermented foods may also support microbiome diversity, although eating them has not been shown to directly increase NAD+ levels.<\/span><\/p>\n<h2><b>Side Effects and Safety Precautions<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">NR appears generally well tolerated in short-term human studies.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Possible side effects include mild nausea, digestive discomfort, headache, or other individual reactions.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">It is important to distinguish <\/span><b>NR from high-dose niacin<\/b><span style=\"font-weight: 400;\">. Although both belong to the vitamin B3 family, they do not have identical side-effect profiles.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">High-dose niacin can cause flushing, changes in blood sugar, liver injury, and other complications. These effects should not automatically be attributed to NR.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Because long-term NR safety data remain limited, people with significant liver or kidney disease, active cancer, or complex medication regimens should seek medical advice before supplementation.<\/span><\/p>\n<h2><b>Final Thoughts: Is NR Worth Taking for Healthy Aging?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Nicotinamide riboside is one of the most interesting compounds being studied in the field of cellular health and longevity.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Its main strength is clear: <\/span><b>NR can increase NAD+ levels, a molecule essential for energy production, DNA repair, and normal cellular function.<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Research also suggests potential benefits for brain health, metabolism, cardiovascular function, and the gut microbiome.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">However, most of these benefits are still being investigated, and increasing NAD+ does not automatically translate into better health outcomes.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">For now, NR is best viewed as a promising supplement rather than a proven anti-aging solution.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The foundation of healthy aging remains the same: balanced nutrition, regular movement, restorative sleep, and managing the factors that contribute to chronic inflammation.<\/span><\/p>\n<p><b>Healthy aging begins by supporting the cells that keep your body functioning\u2014not by relying on a single supplement.<\/b><\/p>\n<p><b>If you need more information about how to support you health as a woman over 40, watch video below on dr. Fajer AlJumairi\u2019s youtube channel:<\/b><\/p>\n<p>https:\/\/youtu.be\/3-aRFpwwrYo?si=FTbJig7eDSfcS9fL","protected":false},"excerpt":{"rendered":"<p>What if one of the secrets to maintaining your energy as you age lies in a form of vitamin B3? As we get older, our cells become less efficient at producing energy and repairing everyday damage. This may contribute to fatigue, slower recovery, and changes in metabolism and brain function. Scientists are now studying nicotinamide&#8230;<\/p>\n","protected":false},"author":844,"featured_media":6571,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[211,243,244,245,242],"class_list":["post-6566","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-menaupose","tag-nad","tag-nmn","tag-nr","tag-vitamin-b3"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>The Overlooked Vitamin B3: A NAD+ Precursor for Cellular Energy, Gut Health, and Healthy Aging | Dr. Fajer AlJumairi<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/drfajeraljumairi.com\/en\/blog\/the-overlooked-vitamin-b3-a-nad-precursor-for-cellular-energy-gut-health-and-healthy-aging\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The Overlooked Vitamin B3: A NAD+ Precursor for Cellular Energy, Gut Health, and Healthy Aging | Dr. Fajer AlJumairi\" \/>\n<meta property=\"og:description\" content=\"What if one of the secrets to maintaining your energy as you age lies in a form of vitamin B3? As we get older, our cells become less efficient at producing energy and repairing everyday damage. This may contribute to fatigue, slower recovery, and changes in metabolism and brain function. 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