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  2. Vitamin B12 - Wikipedia

    en.wikipedia.org/wiki/Vitamin_B12

    Vitamin B 12, also known as cobalamin, is a water-soluble vitamin involved in metabolism. [2] 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. [3]

  3. Nutritional anemia - Wikipedia

    en.wikipedia.org/wiki/Nutritional_anemia

    Without oxygen, the human body cannot undergo respiration and create Adenosine triphosphate, thereby depriving cells of energy. [7] Nutritional anemia can be caused by a lack of iron, protein, vitamin B12, and other vitamins and minerals that are needed for the formation of hemoglobin. However, Iron deficiency anemia is the most common ...

  4. Vitamin B12 deficiency - Wikipedia

    en.wikipedia.org/wiki/Vitamin_B12_deficiency

    Vitamin B 12 cannot be produced by the human body, and must be obtained from the diet. [2] The body normally gets enough vitamin B 12 from the consumption of foods from animal sources. [2] Inadequate dietary intake of animal products such as eggs, meat, milk, fish, fowl (and some type of edible algae) can result in a deficiency state. [134]

  5. These High-Quality Vitamin B12 Supplements Can Help ... - AOL

    www.aol.com/high-quality-vitamin-b12-supplements...

    Having enough vitamin B12 can help raise the odds that your central nervous system will function the way it’s supposed to. Boosts healthy red blood cells. Vitamin B12 is needed to create healthy ...

  6. Pernicious anemia - Wikipedia

    en.wikipedia.org/wiki/Pernicious_anemia

    Although the healthy body stores three to five years' worth of B 12 in the liver, the usually undetected autoimmune activity in one's gut over a prolonged period of time leads to B 12 depletion and the resulting anemia; pernicious anemia refers to one of the hematologic manifestations of chronic auto-immune gastritis, in which the immune system ...

  7. Hydroxocobalamin - Wikipedia

    en.wikipedia.org/wiki/Hydroxocobalamin

    In a newly diagnosed vitamin B 12-deficient patient, normally defined as when serum levels are less than 200 pg/ml, daily IM injections of hydroxocobalamin up to 1,000 μg (1 mg) per day are given to replenish the body's depleted cobalamin stores. In the presence of neurological symptoms, following daily treatment, injections up to weekly or ...

  8. Cyanocobalamin - Wikipedia

    en.wikipedia.org/wiki/Cyanocobalamin

    12 family (the family of chemicals that function as B 12 when put into the body), because cyanocobalamin is the most air-stable of the B 12 forms. [22] It is the easiest [23] to crystallize and therefore easiest [24] to purify after it is produced by bacterial fermentation. It can be obtained as dark red crystals or as an amorphous red powder.

  9. Human nutrition - Wikipedia

    en.wikipedia.org/wiki/Human_nutrition

    The Recommended Dietary Allowance (RDA) for vitamin B12 is 0.9-2.4 μg/day, while the estimated average requirement in the U.S. and Canada is 0.7-2 μg/day. Elderly individuals with plasma vitamin B12 levels below 148 pmol/L are considered severely deficient, and those with levels between 148 and 221 pmol/L are marginally deficient.