- Also known as: cobalamin deficiency
Causes
Symptoms
Where does vitamin B12 come from?Since only bacteria and some archea possess the genes and enzymes necessary to synthesize vitamin B 12, plant and algae sources all obtain the vitamin secondarily from symbiosis with various species of bacteria, or in the case of fermented plant foods, from bacterial fermentation.en.wikipedia.orgTreatment
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See all on WikipediaVitamin B12 - Wikipedia
Vitamin B12, also known as cobalamin, is a water-soluble vitamin involved in metabolism. It is one of eight B vitamins. It is required by animals, which use it as a cofactor in DNA synthesis, and in both fatty acid and amino acid metabolism. It is important in the normal functioning of the nervous system via its … See more
Vitamin B12 is a coordination complex of cobalt, which occupies the center of a corrin ligand and is further bound to a benzimidazole ligand and adenosyl group. A number of related … See more
Vitamin B12 deficiency can potentially cause severe and irreversible damage, especially to the brain and nervous system. Deficiency at … See more
Treatment of deficiency
Severe vitamin B12 deficiency is initially corrected with daily intramuscular injections of 1000 μg of the vitamin, followed by … See moreSome research shows that most people in the United States and the United Kingdom consume sufficient vitamin B12. However, other research … See more
H2-receptor antagonists and proton-pump inhibitors
Gastric acid is needed to release vitamin B12 from protein for … See moreWikipedia text under CC-BY-SA license Vitamin B12 deficiency - Wikipedia
Vitamin B12 deficiency, also known as cobalamin deficiency, is the medical condition in which the blood and tissue have a lower than normal level of vitamin B12. Symptoms can vary from none to severe. Mild deficiency may have few or absent symptoms. In moderate deficiency, feeling tired, headaches, soreness of the tongue, mouth ulcers, breathlessness, feeling faint, rapid heartbeat, low blood pressure
Wikipedia · Text under CC-BY-SA licenseVitamin B-12 - Mayo Clinic
WEBJun 28, 2024 · Overview. Vitamin B-12 (cobalamin) plays an essential role in red blood cell formation, cell metabolism, nerve function and the production of DNA, the molecules …
Hydroxocobalamin - Wikipedia
WEBHydroxocobalamin, also known as vitamin B12a and hydroxycobalamin, is a vitamin found in food and used as a dietary supplement. [1] As a supplement it is used to treat vitamin …
Vitamin B12 - Simple English Wikipedia, the free encyclopedia
WEBVitamin B12 (or vitamin B-12) is also called cobalamin. It has a key role in the normal functioning of the brain and nervous system, and in the formation of blood. It is one of …
Vitamin B12 - Health Professional Fact Sheet
WEBVitamin B12 is a water-soluble vitamin that is naturally present in some foods, added to others, and available as a dietary supplement and a prescription medication. Because …
Vitamin B12: What Are the Health Benefits?
WEBNov 6, 2023 · Takeaway. Vitamin B12 is important for the health of your nervous system and your red blood cells. It can be found in many animal products and fortified foods. In …
Vitamin B12 | Sources, Deficiency & Health Effects
WEB16 rows · Jun 21, 2024 · vitamin B12, a complex water-soluble organic compound that is essential to a number of microorganisms and animals, including humans. Vitamin B 12 aids in the development of red blood …
Vitamin B12 – The Nutrition Source
WEBVitamin B12, or cobalamin, is naturally found in animal foods. It can also be added to foods or supplements. Vitamin B12 is needed to form red blood cells and DNA. It is also a key …
Vitamin B-12: Benefits, foods, deficiency, and …
WEBDec 8, 2023 · Vitamin B12 (cobalamin) is essential for the health of nerve tissue, brain function, and red blood cells. Sources include meat, eggs, and some yeast products. People with a B12 deficiency may...
Health Benefits of Vitamin B12, Based on Science
WEBJan 30, 2024 · Vitamin B12, also known as cobalamin, is an essential vitamin that your body needs but cannot produce. It’s found naturally in animal products, but also added to …
B vitamins - Wikipedia
WEBB vitamins are a class of water-soluble vitamins that play important roles in cell metabolism and synthesis of red blood cells. [1] [2] They are a chemically diverse class of …
Vitamin B12: MedlinePlus Medical Encyclopedia
WEBHome →. Medical Encyclopedia →. Vitamin B12 is a water-soluble vitamin. Water-soluble vitamins dissolve in water. After the body uses these vitamins, leftover amounts leave …
Vitamin B12 Deficiency: Symptoms, Causes & Treatment
WEBApr 25, 2022 · Vitamin B12 deficiency is a treatable condition that happens if you are not consuming enough vitamin B12 in your diet or if your body is not absorbing it properly. …
Vitamin B12 Deficiency Anemia - Johns Hopkins Medicine
WEBVitamin B 12 deficiency anemia is a condition in which your body does not have enough healthy red blood cells, due to a lack (deficiency) of vitamin B 12. This vitamin is needed …
Vitamin B12 | The BMJ
WEBNov 20, 2023 · Vitamin B 12 (cobalamin) is a water soluble vitamin required for several physiological processes, including normal nervous system functioning, and red blood …
The A list for vitamin B-12 sources - Harvard Health
WEBAug 24, 2016 · Vitamin B12, required for proper brain function and a host of chemical reactions within the body, is found naturally only in animal foods. But if the typical …
What Happens to Your Body When You Take Vitamin B12
WEB6 days ago · Vitamin B12 is essential for numerous body functions. Read on for what vitamin B12 is, the benefits, potential risks, side effects and more.
Vitamin B12 total synthesis - Wikipedia
WEBVitamin B 12, C 63 H 88 CoN 14 O 14 P, is the most complex of all known vitamins. Its chemical structure had been determined by x-ray crystal structure analysis in 1956 by …
Vitamin B12 Foods: 12 Great Sources - Healthline
WEBFeb 29, 2024 · 1. Animal liver and kidneys. Organ meats are some of the most nutrient-packed foods. The liver and kidneys, especially from lamb, are rich in vitamin B12. A 3.5 …
The A list of B12 foods - Harvard Health
WEBMar 26, 2024 · The average adult should get 2.4 micrograms (mcg) of vitamin B12 a day, which often can be reached by ensuring people add certain everyday foods to their diet, …
Vitamin B12 Deficiency: Causes, Symptoms, and Treatment
WEBJun 29, 2024 · Vitamin B12 is essential for good health, but some people may not be getting enough. WebMD tells you about symptoms of a vitamin B12 deficiency and how it can …
Cyanocobalamin - Wikipedia
WEBCyanocobalamin is a form of vitamin B. 12 used to treat and prevent vitamin B. 12 deficiency except in the presence of cyanide toxicity. [7] [8] [2] The deficiency may occur in …
Cobalamine – Wikipedia
WEBCobalamine sind chemische Verbindungen, die in allen Lebewesen vorkommen und auch als Vitamin-B12-Gruppe (vereinfachend Vitamin B12) bezeichnet werden. Der wichtigste …
Cobalamin biosynthesis - Wikipedia
WEBCobalamin (vitamin B 12) is the largest and most structurally complex vitamin. It consists of a modified tetrapyrrole, a corrin, with a centrally chelated cobalt ion and is usually found …
