{"id":3776,"date":"2024-12-11T15:00:57","date_gmt":"2024-12-11T20:00:57","guid":{"rendered":"https:\/\/okdiario.com\/metabolic\/en\/?p=3776"},"modified":"2024-12-11T04:43:19","modified_gmt":"2024-12-11T09:43:19","slug":"health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people","status":"publish","type":"post","link":"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/","title":{"rendered":"Health Warning: Why Vitamin B12 Might Be Dangerous for Certain People"},"content":{"rendered":"<p>This vitamin, essential for the functioning of the nervous system and the production of <a href=\"https:\/\/okdiario.com\/metabolic\/en\/health\/diseases\/10-key-steps-to-lower-blood-sugar-very-quickly-1210\/\">red blood cells<\/a>, usually decreases in older people, and not everyone knows it. That is why you should be careful with <strong>vitamin B12<\/strong> and the possible deficiencies that may occur with the passage of time. If this happens, it is important to detect it in time to be able to supplement it, according to the corresponding prescription of a health professional.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 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\">Contenido<\/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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#What_is_the_function_of_vitamin_B12\" >What is the function of vitamin B12?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Who_should_be_careful_with_vitamin_B12_deficiency\" >Who should be careful with vitamin B12 deficiency?<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Older_adults\" >Older adults<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Autoimmune_disease\" >Autoimmune disease<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Type_of_anemia\" >Type of anemia<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Surgeries_and_others\" >Surgeries and others<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Stomach_issues\" >Stomach issues<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Low_animal_sources\" >Low animal sources<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Foods_that_help_with_vitamin_B12_deficiency\" >Foods that help with vitamin B12 deficiency<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#Importance_of_going_to_the_doctor_to_detect_vitamin_deficiency\" >Importance of going to the doctor to detect vitamin deficiency<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/#How_much_vitamin_B12_do_I_need\" >How much vitamin B12 do I need?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_the_function_of_vitamin_B12\"><\/span>What is the function of vitamin B12?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/unionvegetariana.org\/textos-sobre-nutricion\/vitamina-b12\/\" target=\"_blank\" rel=\"noopener\">Medline Plus<\/a> reports that vitamin B12 is important for <a href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/how-to-speed-up-the-metabolism-to-lose-weight-this-is-the-only-method-that-works-1135\/\">metabolism<\/a> within the body. It encompasses the processes of energy generation and use, including nutrition, digestion, absorption, elimination, respiration, circulation and temperature regulation.<\/p>\n<p>This vitamin, also known as cobalamin, has vital functions in the human body:<\/p>\n<ul>\n<li><strong>Production of red blood cells<\/strong>: it thus helps in both the elaboration and maturation of this type of blood cells, in the bone marrow. Its deficiency can produce a megaloblastic anemia, which are more than normal blood cells, do not work efficiently.<\/li>\n<li><strong>Metabolism and energy<\/strong>: vitamin b12 is crucial for energy metabolism, as it helps in the transformation of carbohydrates into glucose, which is then used by the body as a source of energy.<\/li>\n<li><strong>Influences on the nervous system<\/strong>: cobalamin is crucial for the central nervous system, as it helps in the production of neurotransmitters, which are responsible for regulating sleep, mood, among other brain functions.<\/li>\n<li>In addition, it contributes to the formation and <strong>maintenance of myelin<\/strong>, which protects nerve fibers; if you do not have enough vitamin B12, nerves can be damaged and trigger neurological problems.<\/li>\n<li>I<a href=\"https:\/\/unionvegetariana.org\/textos-sobre-nutricion\/vitamina-b12\/\" target=\"_blank\" rel=\"noopener\">mpact on the cardiovascular system:<\/a> cobalamin reduces homocysteine levels in the blood, which is an amino acid that in high levels can increase the risk of cardiovascular disease.<\/li>\n<\/ul>\n<p>It also affects the immune system, as it is present in the functioning of the immune system; it also prevents neural tube defects during pregnancy.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Who_should_be_careful_with_vitamin_B12_deficiency\"><\/span>Who should be careful with vitamin B12 deficiency?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>As the years go by, our body begins to be deficient, so it requires supplements and additives that can replenish what it cannot produce by its own means to continue functioning in an optimal way for health.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-3782\" src=\"https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/fish-vitamins.jpg\" alt=\"Fish vitamins\" width=\"1920\" height=\"1281\" srcset=\"https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/fish-vitamins.jpg 1920w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/fish-vitamins-1800x1201.jpg 1800w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/fish-vitamins-768x512.jpg 768w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/fish-vitamins-1536x1025.jpg 1536w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/fish-vitamins-750x500.jpg 750w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/fish-vitamins-1140x761.jpg 1140w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<p>In that sense, <strong>older adults<\/strong> must have a rigorous control of this vitamin, since its deficiency has multiple impacts on well-being. While there are several multivitamin and fortified foods that can be ideal to supplement what the body cannot produce on its own, in some cases it may require industrial supplements to achieve optimal levels of this important vitamin.<\/p>\n<p>In this regard, the <a href=\"https:\/\/unionvegetariana.org\/textos-sobre-nutricion\/vitamina-b12\/\" target=\"_blank\" rel=\"noopener\">Spanish Vegetarian Union<\/a> stated: \u201cExcess vitamin B12 is generally not harmful since it is soluble in water. However, an unbalanced intake can lead to other health problems. Supplements should be seen as a complementary solution and not a replacement for a balanced diet.\u201d<\/p>\n<p>Certain groups of people may not consume enough vitamin B12 or may have difficulty absorbing it, according to the National Institute of Health:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Older_adults\"><\/span>Older adults<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Some older adults do not produce enough <strong>hydrochloric acid<\/strong> in the stomach to absorb vitamin B12 found naturally in foods.<\/p>\n<p>People over age 50 should consume most vitamin B12 from fortified foods or dietary supplements because, in most cases, their body can absorb vitamin B12 from these sources.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Autoimmune_disease\"><\/span>Autoimmune disease<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>It is also reported that certain people who have an autoimmune disease called atrophic gastritis do not absorb enough vitamin B12 because they produce too little hydrochloric acid and intrinsic factor in the stomach.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Type_of_anemia\"><\/span>Type of anemia<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>In turn, people with pernicious anemia do not produce the intrinsic factor needed to absorb vitamin B12. As a result, they have problems absorbing vitamin B12 from food and dietary supplements.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Surgeries_and_others\"><\/span>Surgeries and others<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Also, certain people who have undergone some <strong>surgeries of the stomach or intestine<\/strong> (e.g., operations to <a href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/food\/goodbye-fruit-if-you-want-to-lose-weight-this-is-the-dish-you-have-to-have-for-dinner-1109\/\">lose weight<\/a> or to remove part or all of the stomach) may not produce enough hydrochloric acid and intrinsic factor to absorb vitamin B12.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Stomach_issues\"><\/span>Stomach issues<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>People with stomach and small intestine disorders, such as <strong>celiac disease<\/strong> or <strong>Crohn&#8217;s disease<\/strong>, may not absorb enough vitamin B12.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Low_animal_sources\"><\/span>Low animal sources<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>People who eat little or no animal foods, such as vegetarians and vegans, may not get enough vitamin B12 from their diet. Only foods of animal origin are a natural source of vitamin B12.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-3780\" src=\"https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/vitamin-b12-pills.jpg\" alt=\"Vitamin B12 pills\" width=\"1800\" height=\"1100\" srcset=\"https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/vitamin-b12-pills.jpg 1800w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/vitamin-b12-pills-768x469.jpg 768w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/vitamin-b12-pills-1536x939.jpg 1536w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/vitamin-b12-pills-750x458.jpg 750w, https:\/\/okdiario.com\/metabolic\/en\/wp-content\/uploads\/2024\/12\/vitamin-b12-pills-1140x697.jpg 1140w\" sizes=\"(max-width: 1800px) 100vw, 1800px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Foods_that_help_with_vitamin_B12_deficiency\"><\/span>Foods that help with vitamin B12 deficiency<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Vitamin B12 is found primarily in foods of animal origin, such as fish and shellfish, meat, liver, <a href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/diets\/hard-boiled-egg-diet-what-is-it-and-menu-to-lose-6-6-lbs-in-5-days-1129\/\">eggs<\/a> and certain dairy products such as yogurt, milk and cheese.<\/p>\n<p>For those who are vegans, in order to achieve the desired levels of this vitamin, it is essential that it is reinforced with nutritional supplements that are indicated by doctors, so that they do not cause allergies or have harmful side effects on health.<\/p>\n<p>Some of the symptoms that reflect deficiency are weakness, extreme tiredness and fatigue, anemia and also memory problems.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Importance_of_going_to_the_doctor_to_detect_vitamin_deficiency\"><\/span>Importance of going to the doctor to detect vitamin deficiency<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>To know the general state of our hormones and the functioning of our body it is essential to have regular check-ups that can detect everything that is really missing in the organism.<\/p>\n<p>For example, to know whether or not there is a vitamin B12 deficiency, it is essential to have a blood test for this particular vitamin, which can only be detected in this unique way.<\/p>\n<p>In addition, discovering the insufficiency in time allows actions to be taken to reduce the condition; as opposed to a non-early detection, which can then aggravate a disease.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_much_vitamin_B12_do_I_need\"><\/span>How much vitamin B12 do I need?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The National Institutes of Health states that \u201cthe amount of vitamin B12 a person needs per day depends on his or her age\u201d.<\/p>\n<p>Therefore, for babies up to 6 months old, 0.4 mcg corresponds to 0.4 mcg; babies from 7 to one year old, 0.5 mcg; children from 1 to 3 years old, 0.9 mcg; from 4 to 8, 1.2 mcg; from 9 to 13, 1.8 mcg; for adolescents from 14 to 18, and adults require 2.4 mcg; pregnant women 2.6 mcg and breastfeeding women, 2.8 mcg.<\/p>\n<p>Therefore, it is essential, knowing these doses, to be able to perform various analyses, and if not, to make the corresponding consultation to supplement either with food or with an industrial tablet.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This vitamin, essential for the functioning of the nervous system and the production of red blood cells, usually decreases in older people, and not everyone knows it. That is why you should be careful with vitamin B12 and the possible deficiencies that may occur with the passage of time. If this happens, it is important &#8230; <a title=\"Health Warning: Why Vitamin B12 Might Be Dangerous for Certain People\" class=\"read-more\" href=\"https:\/\/okdiario.com\/metabolic\/en\/nutrition\/vitamins\/health-warning-why-vitamin-b12-might-be-dangerous-for-certain-people-3776\/\" aria-label=\"Read more about Health Warning: Why Vitamin B12 Might Be Dangerous for Certain People\">Read more<\/a><\/p>\n","protected":false},"author":6,"featured_media":3779,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[29],"tags":[],"class_list":["post-3776","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vitamins"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/posts\/3776","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/comments?post=3776"}],"version-history":[{"count":2,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/posts\/3776\/revisions"}],"predecessor-version":[{"id":3786,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/posts\/3776\/revisions\/3786"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/media\/3779"}],"wp:attachment":[{"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/media?parent=3776"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/categories?post=3776"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/okdiario.com\/metabolic\/en\/wp-json\/wp\/v2\/tags?post=3776"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}