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Definition: Vitamin B12 is another member of water-soluble B-group vitamins. Cobalamin is the scientific name. Unlike other vitamins, it is stored in large amounts in the liver and can meet the body’s needs for a long time. Absorption of this vitamin requires intrinsic factor, which is secreted from the stomach. Therefore, in the absence of factor absorption of this vitamin is not possible. This vitamin will be absorbed in the final parts of intestine and requires calcium as well. B12 is only vitamins, which contains several minerals like potassium. This vitamin like folic acid is involved in the production of the body’s cells and genes in the nucleus and prevent anemia. Cell proliferation in the gastrointestinal tract, bone marrow and nerve tissue need vitamin B12. It is not found in plants and vegans must somehow compensate the deficiency. Alcohol, sedative drugs, water, sunlight, estrogen, acid and alkali, and staying awake whole night will cause the loss. Older people have difficulties to absorb this vitamin and they need to supply it by injection. Injections of vitamin B12 is helpful in the prevention and treatment of people who cannot absorb it through gastrointestinal tract due to injuries, disease or disorder or vegans who removed all animal products from their diet effectively. Note that it must be done under medical supervision. The required amount of this vitamin for adults is about 2-5 mg per day. The role of vitamin B12 in the body: The important roles of vitamin B12 in the body are: red blood cell production and disinfection, transportation and storage of folic acid, prevent premature graying, increase children’s appetite and help them grow, relieve fatigue, improve memory and concentration, especially in the senior citizens, help treating depression and prevent heart disease. Vitamin B12 deficiency’s side-effects: One of the most important and worrying problem caused by vitamin B12 shortage is mental disease. Many people suffer from problems such as distraction, dementia and decentralization. Sometimes the disease progress makes treatment hard or impossible for such patients. Inadequate intake can lead to a condition called Pernicious Anemia, leading to insufficient intake of oxygen by the cells and the nervous system disorders. Symptoms of anemia include weakness, pallor, swelling and redness of the tongue, loss of appetite, nausea, diarrhea, and constipation, neurologic symptoms such as tingling or burning in hands and feet, balancing capability, confusion, loss of memory, irritability, numbness and trembling body. Other symptoms of vitamin B12 deficiency in the body is weak bones and chronic cough. Joint pain, palpitations, nausea, diarrhea, liver problems, and changes in metabolism are the side-effects of arbitrary and non-controlled injections of B12 without consulting doctor. food sources containing vitamin B12: Meats such as beef, poultry, fish and foods, such as milk, dairy products and eggs are a good source of vitamin B12. Other sources are heart, liver, kidney, cheese, yogurt and seafood such as lobster. On the other hand, vegetables, fruits and honey cannot provide this essential vitamin. Vegans should have brewer’s yeast, soy milk and rice beverages fortified with vitamin B12.
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Prednosti povezane s vitaminom B12 B12 je siguran, pouzdan i pristupačan vitamina. Za brinu o svom zdravlju ljudi, redovito uzimanje propisane količine vitamina B12 je ključni faktor za očuvanje ravnoteže u tijelu. B12 mogu se dobiti iz hrane ili se može uzeti u obliku dodataka na usta ili putem injekcije. U suradnji s drugim vitamina B-skupine, B12 čini sigurni u glatku poslovanja vitalnih procesa život tijela sustava. To je neophodno za održavanje optimalne živčani sustav i proizvodnju DNK. Vitamin B12 pomagala u reguliranju formiranje crvenih krvnih stanica u tijelu. Ostali atributi vitamina B12 obuhvaćaju njegovu ulogu u održavanju i povećanju razine energije u tijelu. B12 je vrlo vrijedna u mnogim oblicima. Methylcobalamin, koenzim oblik B12 je tijelo-friendly verzija, što znači da nisu potrebne nikakve metabolički koraka za gutanje i može se ga koristiti u standardnom obliku. To je dostupan u obliku tableta koje se otapaju sublingualnu pod jezik (jer probavni sustav mogao mijenjati ovu molekulu). Koristeći ovu metodu, vitamina B12 može izravno infiltrirati u krvotok i dati niz prednosti. Hydroxocobalamin je još jedna vrsta vitamina B12 koja se smatra učinkovit pravni lijek za trovanja cijanidom. Znanstvena istraživanja pokazuju jasan, inverzna veza između homocisteina (amino kiseline koje se nalazi u tijelu) Razine i B12 razine. Zabrana formiranje homocisteina u rezultatima endotelnom disfunkcijom (kontrakcija arterija) a je prekursor ateroskleroze; Vitamin B12 pomaže suzbijanju ateroskleroze. Dodatak vitamina B12 povećava učinkovitost sposobnosti folne kiseline da niže razine homocisteina. Stručnjaci su mišljenja da je zajedno sa folnom kiselinom, odgovarajuća doza B12 pomagala u borbi protiv bolesti srca i trombozu. Sinteza S-adenozilmetionin (SAMe), kemijski spoj koji su uključeni u rad imunološkog sustava i raspoloženje, ovisi o organizaciji folata i vitamina B12. Istraživanje pokazuje da je apsorpcija vitamina B12 smanjuje s povećanjem dobi. Dakle, povećan unos vitamina B12 je od vitalne koristan za muškarce i žene iznad 50. Savjetovao oblik uzimanja u obliku dodatka, s obzirom da su starije osobe apsorbiraju ovaj tip mnogo bolje nego što vrste hrane vitamina B12. Nosa vitamina B12 pomaže u kognitivne funkcije i liječi neurološkog oštećenja u ovoj skupini. U većini slučajeva, B12 je potrebno uzeti zajedno s kiselinom dodatak folne kao i B-kompleksa vitamina. Dobra vijest je da je, dok je potrošnja vitamina B12 potiče funkcija bitnih za svakodnevni postojanja, dodatnih doza rezultira ne štete, ali radije bi mogao biti pohranjen za korištenje u budućnosti.