{"id":8844,"date":"2025-01-21T15:32:03","date_gmt":"2025-01-21T10:02:03","guid":{"rendered":"https:\/\/www.hkvitals.com\/blog\/?p=8844"},"modified":"2026-01-27T10:35:22","modified_gmt":"2026-01-27T05:05:22","slug":"what-is-vitamin-b12-deficiency-symptoms-foods-dosage","status":"publish","type":"post","link":"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/","title":{"rendered":"What is Vitamin B12 Deficiency?  Symptoms, Foods &amp; Dosage"},"content":{"rendered":"<p>Vitamin B12 stands out as a vital nutrient that the human body needs. Any idea why? This is because this particular nutrient aids with energy production and DNA synthesis and even helps with the main nervous system&#8217;s functions. Several researches have shown that around <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK441923\/\">20% of individuals<\/a> over 60 years of age have vitamin deficiency. It mainly occurs because of medical ailments, low dietary intake (vegans\/vegetarians), using B12-depleting medicines, or malabsorption. However, such issues can easily be treated by taking vitamin B12 capsules or supplements.<\/p>\n<p>Before you think of opting for supplements or tablets, it&#8217;s crucial to uncover what exactly Vitamin B12 is, why it is crucial for the body, what food provides B12 and many more. Do you wish to find out? Dive in!<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/#What_Is_Vitamin_B12_Deficiency\" >What Is Vitamin B12 Deficiency?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/#What_Are_the_Symptoms_of_Vitamin_B12_Deficiency\" >What Are the Symptoms of Vitamin B12 Deficiency?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/#What_Foods_Have_B12\" >What Foods Have B12?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/#How_Much_Vitamin_B12_Should_You_Take_Per_Day\" >How Much Vitamin B12 Should You Take Per Day?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/#How_Vitamin_B12_Supplements_Can_Help_Meet_Your_Daily_Needs\" >How Vitamin B12 Supplements Can Help Meet Your Daily Needs?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/#Conclusion\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/#Popular_Searches\" >Popular Searches<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_Vitamin_B12_Deficiency\"><\/span>What Is Vitamin B12 Deficiency?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vitamin B12 deficiency is known as an ailment that occurs when the human body doesn&#8217;t have much vitamin B12. This nutrient is highly essential as it aids with the production of red blood cells, DNA synthesis, and nerve function.<br \/>\nThe deficiency can cause severe health-related problems, such as cognitive impairments, anaemia, and even neurological issues. Vitamin B12 deficiency occurs due to several reasons, such as:<\/p>\n<ul>\n<li><strong>Poor Diet:<\/strong><br \/>\nA flawed diet can lead to Vitamin B12 deficiency, especially among vegans and vegetarians who do not eat the proper amount of animal products that contain the B12 nutrient. To address this, it&#8217;s important to understand what to eat for vitamin B12 deficiency to maintain adequate levels.Several researchers have provided proof that roughly <a href=\"https:\/\/ods.od.nih.gov\/factsheets\/VitaminB12-HealthProfessional\/\">21% of individuals<\/a> who are over 60 years of age have this particular condition, and it&#8217;s usually connected with dietary depletion, along with atrophic gastritis.<\/li>\n<li><strong>Malabsorption Issues:<\/strong><br \/>\nMalabsorption is another issue that causes Vitamin B12 deficiency. Several ailments like Crohn&#8217;s disease and Celiac Disease can prevent the intestine from absorbing this particular vitamin correctly.<br \/>\nRoughly 43% of older individuals might experience this issue because of &#8220;Atrophic Gastritis&#8221; or other disorders.<\/li>\n<li><strong>Ageing:<\/strong><br \/>\nWhen a person begins to age, the risk of getting Vitamin B12 increases. It&#8217;s primarily because of the reduction in the stomach&#8217;s acidity that has a massive influence on the absorption of the B12 nutrient from food production.<br \/>\nMoreover, for older adults, doctors suggest adding supplements of vitamin c in their diet as well, in order to keep uplift their immunity and maintain healthy tissues.<\/li>\n<li><strong>Medications<\/strong>:<br \/>\nSeveral medications, such as &#8220;metformin&#8221; and &#8220;proton pump inhibitors,&#8221; might prevent the body from efficiently absorbing the Vitamin B12 nutrient. Such medications can cause such deficiencies in 10% to 30% of individuals. This clearly shows how vital periodic monitoring is for all those people who are on treatment.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"What_Are_the_Symptoms_of_Vitamin_B12_Deficiency\"><\/span>What Are the Symptoms of Vitamin B12 Deficiency?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Even though taking the Vitamin B12 will help you treat this particular deficiency, how will you know that your body lacks this nutrient? Here are some of its symptoms\/signs:<\/p>\n<ul>\n<li><strong>Fatigue and Weakness:<\/strong><br \/>\nWeakness and fatigue stand out as &#8220;early&#8221; signs of this particular deficiency. You will feel pretty tired when conducting all your regular activities. The exhaustion will reach a certain level where even easy tasks will look difficult to complete.<\/li>\n<li><strong>Pale or Jaundiced Skin:<\/strong><br \/>\nIndividuals who suffer from Vitamin B12 deficiency might experience jaundiced or pale skin because of anaemia. This happens due to the inadequate production and excessive breakdown of red blood cells. This will release more bilirubin which can make the eyes and skin appear yellow.<\/li>\n<li><strong>Numbness and Tingling:<\/strong><br \/>\nThe tingling and numbness are something that you feel in your feet and hands. These are neurological signs connected to the Vitamin B12 deficiency. The feeling occurs because of nerve injury caused by a shortage for a long time.<\/li>\n<li><strong>Mood Changes:<\/strong><br \/>\nIf you experience anxiety, depression and irritation, it&#8217;s mainly because of Vitamin B12 insufficiency. When the body lacks the B12 nutrient, it will affect the neurotransmitter&#8217;s operation, leading to psychological disruptions.<\/li>\n<li><strong>Cognitive Impairment:<\/strong><br \/>\nMental impairments like confusion, lack of concentration, or memory loss are severe issues that occur due to this deficiency. Such symptoms take place due to this vitamin&#8217;s role in brain health and will cause long-term mental downfall if it is not treated on time.<\/li>\n<li><strong>Heart Palpitations and Shortness of Breath:<\/strong><br \/>\nThese symptoms might occur when the human body toils with anaemia because of the deficiency. This causes the heart rate to increase as the heart works much harder to pump oxygen to all the tissues that lack red blood cells.<\/li>\n<li><strong>Glossitis and Mouth Sores:<\/strong><br \/>\nGlossitis is viewed as an inflamed and bloated\/swollen tongue paired with sores on the mouth. This is another sign of B12 deficiency. These issues can lead to hardships and distress when speaking or eating. To address such symptoms, it is important to know how much vitamin b12 per day is required to meet the body&#8217;s needs.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"What_Foods_Have_B12\"><\/span>What Foods Have B12?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If you wish to gain this nutrient in a different manner, below are some food items you should consume. Moreover, you can add <a href=\"https:\/\/www.hkvitals.com\/vitamin-c-tablets?navKey=CL-6043\">vitamin C supplement<\/a> too with the suggested food items.<\/p>\n<ul>\n<li><strong>Meat and Poultry:<\/strong><br \/>\nConsume 100g of cooked chick liver as it contains 21.1\u00b5g of Vitamin B12, or cooked beef liver that has 100\u00b5g of it.<\/li>\n<li><strong>Fish and Shellfish:<\/strong><br \/>\nYou should eat 100g of cooked salmon, as it has roughly 2.6\u00b5g of this B12 nutrient, or cooked clams, as it consists of around 21\u00b5g of the nutrient.<\/li>\n<li><strong>Dairy Products:<\/strong><br \/>\nDrink 240ml, which is 1 cup of cow milk that will give your body 0.8\u00b5g of Vitamin B12. Otherwise, go for 42g, which is 1.5 ounces of mozzarella cheese, to get 1.7\u00b5g. These are excellent options if someone is wondering what foods have B12.<\/li>\n<li><strong>Eggs<\/strong>:<br \/>\nConsuming one big egg will give you around 0.5\u00b5g of the Vitamin B12 nutrient.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"How_Much_Vitamin_B12_Should_You_Take_Per_Day\"><\/span>How Much Vitamin B12 Should You Take Per Day?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The pointers listed below will tell you how exactly you must consume Vitamin B12:<\/p>\n<ul>\n<li><strong>Adults:<\/strong><br \/>\nEvery adult must consume 2.4mcg of Vitamin B12 to maintain their health. This amount is sufficient for the majority of the people.<\/li>\n<li><strong>Pregnant Women:<\/strong><br \/>\nAll pregnant women should consume 2.6mcg of this particular nutrient in the form of a capsule\/tablet. It stops deficiencies and supports fetal growth. Also, pregnant women can incorporate the best iron supplement with the right proportion of vitamin B12.<\/li>\n<li><strong>Breastfeeding Women:<\/strong><br \/>\nWomen who breastfeed should take 2.8mcg of the Vitamin B12 nutrient regularly. Doing so will prevent deficiency signs, boost health and support energy levels. It&#8217;s also important to know what foods provide B12 to meet these nutritional needs.The above facts of how much vitamin B12 per day have been mentioned based on multiple studies found on reliable sources, however, please take a proper consultation before you consume any supplement enriched with B12 especially if you are breastfeeding or in pregnancy.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"How_Vitamin_B12_Supplements_Can_Help_Meet_Your_Daily_Needs\"><\/span>How Vitamin B12 Supplements Can Help Meet Your Daily Needs?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Just like the <a href=\"https:\/\/www.hkvitals.com\/vitamin-d?navKey=CL-5514\">vitamin D3 supplement<\/a>, vitamin B12 tablets\/capsules will certainly meet all the regular nutritional requirements, particularly for all those people who have absorption problems and dietary constraints. The nutrients help support the formation of red blood cells, improve brain health and even increase energy levels. For such reasons, this nutrient is an ideal option to prevent deficiencies and maintain the well-being of weak denizens and adults.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vitamin B12 deficiency is something that occurs in many individuals, especially in older adults, vegans and vegetarians. The lack of this nutrient can cause countless issues, such as low production of red blood cells, malabsorption and many more. The best way to treat such conditions is by taking supplements based on vitamin B12 to improve your health. You will find a diverse range of such tablets and capsules that will aid in increasing this B12 nutrient in your body. However, you must do so after consulting with a physician and find out whether or not you can take the supplements if your body is deficient in vitamin B12.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Popular_Searches\"><\/span>Popular Searches<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.hkvitals.com\/blog\/how-to-incorporate-the-best-juices-for-hair-growth-into-your-routine\/\">Juices For Hair Growth<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/benefits-of-ghee-for-hair-ways-to-use\/\">Ghee For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/want-healthier-hair-see-how-glycolic-acid-benefits-your-mane\/\">Glycolic Acid For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/why-should-you-do-steam-in-hair-benefits-and-tips-to-do-at-home\/\">Benefits Of Steaming Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/is-garlic-for-hair-growth-an-effective-remedy\/\">Is Garlic Good For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/is-lemon-good-for-hair-know-its-benefits-and-drawbacks\/\">Lemon On Hair Side Effects<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/how-do-iron-rich-foods-for-hair-promote-healthy-growth\/\">Iron Rich Foods For Hair Growth<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/how-to-leverage-the-benefits-of-curd-for-hair-strength\/\">Dahi For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/how-to-maintain-straight-hair-naturally-know-these-hair-care-routine-tips\/\">Tips For Straight Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/transform-your-mane-with-these-incredible-castor-oil-uses-for-hair\/\">Castor Oil For Hair Benefits<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/how-to-tame-and-treat-frizzy-hair-naturally\/\">Frizzy Hair Treatment At Home<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/benefits-of-glutathione-for-hair-growth-and-strength\/\">Glutathione For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/honey-is-good-for-hair-how-true-is-that\/\">Honey For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/how-does-b2-riboflavin-benefits-your-hair-health\/\">Vitamin B2 For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/banana-for-hair-is-it-a-good-idea-to-consider\/\">Banana For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/banana-benefits-for-hair-growth-try-these-hair-masks-for-healthy-mane\/\">Banana Hair Mask<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/baking-soda-uses-for-hair-benefits-and-precautions-for-healthy-hair-growth\/\">Baking Soda For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/how-to-use-guava-leaves-for-hair-growth\/\">Guava Leaves Benefits For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/can-rosemary-water-benefits-promote-hair-strength\/\">Rosemary Water For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/incredible-pomegranate-benefits-for-hair-that-you-should-know\/\">Pomegranate Benefits For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/kiwi-fruit-benefits-for-hair-how-does-it-help-prevent-premature-graying\/\">Kiwi Benefits For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/sweet-potato-benefits-for-hair-how-it-helps-nourish-your-hair-from-within\/\">Sweet Potato Benefits For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/exploring-science-backed-benefits-of-walnuts-for-hair\/\">Walnut Benefits For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/benefits-of-cashews-for-hair-health\/\">Cashew Benefits For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/amazing-benefits-of-ginseng-for-hair\/\">Ginseng Benefits For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/is-carrot-good-for-hair-explore-carrot-juice-benefits-and-uses-for-hair\/\">Carrot Juice Benefits For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/lemon-and-oil-for-hair-growth-benefits-and-ways-to-use\/\">Lemon Oil For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/what-is-reetha-powder-reetha-benefits-for-hair\/\">Benefits Of Reetha For Hair<\/a>\u00a0|\u00a0<a href=\"https:\/\/www.hkvitals.com\/blog\/surprising-sage-leaves-benefits-uses-tips-for-use\/\">Sage Herb Benefits For Hair<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vitamin B12 stands out as a vital nutrient that the human body needs. Any idea why? This is because this particular nutrient aids with energy production and DNA synthesis and even helps with the main nervous system&#8217;s functions. Several researches have shown that around 20% of individuals over 60 years of age have vitamin deficiency. [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":8848,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[7],"tags":[],"class_list":{"0":"post-8844","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-muscle-bone-and-joint-health","8":"entry"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Vitamin B12 Deficiency and How to Get It Treated<\/title>\n<meta name=\"description\" content=\"Vitamin B12 deficiency can cause several issues in the body, such as reduction of red blood cells, etc. With Vitamin B12 per day, you can treat this issue\" \/>\n<meta name=\"robots\" content=\"noindex, nofollow\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vitamin B12 Deficiency and How to Get It Treated\" \/>\n<meta property=\"og:description\" content=\"Vitamin B12 deficiency can cause several issues in the body, such as reduction of red blood cells, etc. With Vitamin B12 per day, you can treat this issue\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/\" \/>\n<meta property=\"og:site_name\" content=\"HK Vitals Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hk.vitals\" \/>\n<meta property=\"article:published_time\" content=\"2025-01-21T10:02:03+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-27T05:05:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.hkvitals.com\/blog\/wp-content\/uploads\/2025\/01\/900-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1\" \/>\n\t<meta property=\"og:image:height\" content=\"1\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"HK Vitals\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"HK Vitals\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.hkvitals.com\/blog\/what-is-vitamin-b12-deficiency-symptoms-foods-dosage\/\"},\"author\":{\"name\":\"HK Vitals\",\"@id\":\"https:\/\/www.hkvitals.com\/blog\/#\/schema\/person\/39213ac22249896db6ed5a8464264a22\"},\"headline\":\"What is Vitamin B12 Deficiency? 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