{"product_id":"vitamina-b12-5000-mcg-sublingual-cereza-110-b001rn5ows","title":"21st Century Vitamina B12 5000 mcg Sublingual Tablets - Cherry Flavor, 110 Count","description":"\u003ch2\u003eWhat is Vitamin B12 and why is it important?\u003c\/h2\u003e\u003cp\u003eDiscover 21St Century B-12 — Vitamin B12, also known as cobalamin, is a water-soluble vitamin essential for multiple body functions. It plays a key role in red blood cell formation, nervous system maintenance, and energy metabolism. Since the body cannot produce it on its own, it must be obtained through diet or supplements. The primary sources are animal-derived foods, so people on vegetarian or vegan diets often need additional intake. Vitamin B12 contributes to normal energy metabolism and the reduction of tiredness and fatigue, according to the European Food Safety Authority (EFSA).\u003c\/p\u003e\u003ch2\u003eKey Benefits of Vitamin B12\u003c\/h2\u003e\u003cp\u003eThe benefits of vitamin B12 are backed by decades of scientific research. Among the most notable are:\u003c\/p\u003e\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eEnergy support:\u003c\/strong\u003e Contributes to normal energy metabolism, helping to convert food into usable energy for cells.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eFatigue reduction:\u003c\/strong\u003e Helps to decrease fatigue and exhaustion, especially in people with low levels of this vitamin.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eNerve function:\u003c\/strong\u003e It is essential for the normal functioning of the nervous system, protecting the myelin that covers neurons.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRed blood cell formation:\u003c\/strong\u003e Participates in the normal production of red blood cells, preventing megaloblastic anemia.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eImmune system:\u003c\/strong\u003e Contributes to the normal functioning of the immune system, helping to defend the body.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003cp\u003eEach 21st Century sublingual tablet provides 5000 mcg of vitamin B12 in the form of cyanocobalamin, one of the most stable and studied forms.\u003c\/p\u003e\u003ch2\u003eDifferent forms of Vitamin B12: Cyanocobalamin vs Methylcobalamin\u003c\/h2\u003e\u003cp\u003eVitamin B12 comes in several chemical forms. The most common in supplements are cyanocobalamin and methylcobalamin. Cyanocobalamin is the most stable and economical synthetic form, used in most clinical studies. Once ingested, the body converts it into the active forms: methylcobalamin and adenosylcobalamin. Methylcobalamin is the natural form present in food and is directly used in metabolic processes. Both are effective, but cyanocobalamin is preferred for its stability and long shelf life. This supplement uses cyanocobalamin, ensuring precise and consistent dosing.\u003c\/p\u003e\u003ch2\u003eWho needs Vitamin B12 supplements?\u003c\/h2\u003e\u003cp\u003eVitamin B12 supplementation can be beneficial for several groups:\u003c\/p\u003e\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eVegans and vegetarians:\u003c\/strong\u003e By avoiding animal-derived foods, they have a higher risk of deficiency.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOlder adults:\u003c\/strong\u003e With age, B12 absorption decreases due to reduced gastric intrinsic factor.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePeople with digestive disorders:\u003c\/strong\u003e Conditions such as atrophic gastritis, Crohn's disease, or celiac disease can affect absorption.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eIndividuals with chronic fatigue:\u003c\/strong\u003e Those experiencing persistent tiredness may benefit from additional intake.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAthletes:\u003c\/strong\u003e Increased energy expenditure can increase B12 needs.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003cp\u003eIf you suspect a deficiency, it is advisable to consult a healthcare professional to assess your levels through a blood test.\u003c\/p\u003e\u003ch2\u003eHow to choose the best Vitamin B12 supplement?\u003c\/h2\u003e\u003cp\u003eWhen selecting a B12 supplement, consider the following aspects:\u003c\/p\u003e\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eForm of administration:\u003c\/strong\u003e Sublingual tablets dissolve under the tongue, allowing direct absorption into the bloodstream, bypassing the digestive tract. This is especially useful for people with absorption problems.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDosage:\u003c\/strong\u003e 5000 mcg is a high dose, suitable for covering daily needs and correcting deficiencies. The recommended daily allowance is 2.4 mcg, but higher doses are safe and are excreted in urine if there is an excess.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eProduct quality:\u003c\/strong\u003e Look for gluten-free, non-GMO supplements without artificial additives. This product meets these criteria, offering a clean and transparent formula.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eFlavor and convenience:\u003c\/strong\u003e The natural cherry flavor makes it easy to take daily, and its quick-dissolve format is practical for carrying anywhere.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003ch2\u003eDosage and usage recommendations\u003c\/h2\u003e\u003cp\u003eThe recommended dose is one sublingual tablet daily. Place the tablet under the tongue and let it dissolve for 30 seconds before swallowing. It can be taken with or without food, but it is advisable to do so at the same time each day to establish a routine. Do not exceed the indicated dose. If you are pregnant, breastfeeding, or taking medication, consult your doctor before starting supplementation.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\u003ch3\u003eHow much Vitamin B12 do I need per day?\u003c\/h3\u003e\u003cp\u003eThe recommended daily intake for adults is 2.4 mcg, but doses such as 5000 mcg are safe and are used to ensure optimal levels, especially in people with increased needs or reduced absorption.\u003c\/p\u003e\u003ch3\u003eDoes Vitamin B12 help with fatigue?\u003c\/h3\u003e\u003cp\u003eYes, vitamin B12 contributes to normal energy metabolism and the reduction of tiredness and fatigue, according to statements approved by the EFSA.\u003c\/p\u003e\u003ch3\u003eCan I take this supplement if I am vegan?\u003c\/h3\u003e\u003cp\u003eThis product is suitable for vegans, as cyanocobalamin is synthetically produced and does not contain animal-derived ingredients. However, vegan certification is not explicitly indicated.\u003c\/p\u003e\u003ch3\u003eAre there any side effects?\u003c\/h3\u003e\u003cp\u003eVitamin B12 is generally safe even at high doses. In rare cases, mild discomfort such as itching or diarrhea may occur. If you experience adverse reactions, discontinue use and consult a doctor.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFood supplements should not be used as a substitute for a balanced diet. Do not exceed the recommended dose. Keep out of reach of children. This product is not intended to diagnose, treat, cure, or prevent any disease.\u003c\/em\u003e\u003c\/p\u003e","brand":"21st Century","offers":[{"title":"Default Title","offer_id":48761456525466,"sku":null,"price":30.09,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/4831\/0170\/files\/611Gej8qWbL._AC_SL1500_ff6bf6df-87ae-4d01-87d2-7f09d602a408.jpg?v=1784389577","url":"https:\/\/vitaminaspain.es\/es\/products\/vitamina-b12-5000-mcg-sublingual-cereza-110-b001rn5ows","provider":"vitaminaspain","version":"1.0","type":"link"}