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Vitamin B 12 deficiency, also known as cobalamin deficiency, is the medical condition in which the blood and tissue have a lower than normal level of vitamin B 12. [5] Symptoms can vary from none to severe. [1] Mild deficiency may have few or absent symptoms. [1]
Other symptoms of vitamin B12 deficiency include memory loss, fatigue and weakness, nerve damage causing numbness and tingling in the arms and legs, dementia, depression, and seizures.
Vitamin B 12 was discovered as a result of pernicious anemia, an autoimmune disorder in which the blood has a lower than normal number of red blood cells, due to a deficiency of vitamin B 12. [5] [16] The ability to absorb the vitamin declines with age, especially in people over 60. [17]
Look for these warning signs of vitamin B12 deficiency. You could be experiencing both mental and physical symptoms. ... Vitamin B-12 1,000 mcg with Folic Acid. amazon.com. $14.38. Raw B-12. Shop Now.
The B 12 vitamin is not abundantly available from plant products [4] (although it has been found in moderate abundance in fermented vegetable products, certain seaweeds, and in certain mushrooms, with the bioavailability of the vitamin in these cases remaining uncertain), [5] making B 12 deficiency a legitimate concern for those maintaining a ...
Vitamin B12 deficiency symptoms. In addition to weakness and fatigue, a B12 deficiency may also prompt a slew of other symptoms, depending on the severity, including: pale skin.