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Vitamin B 12 deficiency can be extremely serious and lead to megaloblastic anemia, nerve degeneration and irreversible neurological damage. [7]Vegetarians may get vitamin B 12 from eggs and dairy products (milk, cheese, etc.); [8] for some, this is adequate, while others may still remain B 12-deficient. [1]
Vitamin B 12 deficiency is potentially extremely serious, leading to megaloblastic anemia (an undersupply of oxygen due to malformed red blood cells), [72] nerve degeneration and irreversible neurological damage. [73] Cases of severe vitamin B 12 deficiency have been reported in vegan adults, children [74] infants and toddlers. [75]
Vitamin B 12 deficiency has been observed in between 40% and 80% of the vegetarian population who do not also take a vitamin B 12 supplement or consume vitamin-fortified food. [36] In Hong Kong and India, vitamin B 12 deficiency has been found in roughly 80% of the vegan population.
Causes of vitamin B12 deficiency. There are a few reasons why someone might develop a vitamin B12 deficiency. Following a vegan diet for years is a big one, says Deborah Cohen, ...
Long-term use of zinc in high doses, for example, can cause a copper deficiency; high doses of vitamin A shouldn’t be taken during pregnancy because it can hurt the fetus; and excessive vitamin ...
Alcoholism can also cause vitamin deficiencies. Long-term deficiencies can be life-threatening. [20] Riboflavin (Vitamin B 2) deficiency: Deficiency causes painful red tongue with sore throat, chapped and cracked lips, and inflammation at the corners of the mouth (angular cheilitis). Eyes can be itchy, watery, bloodshot and sensitive to light.
“Testing for vitamin deficiencies, such as vitamin D and vitamin B12, especially in vegetarians, is crucial. Additionally, I would screen for thyroid disorders if other symptoms suggest such a ...
Vitamin B 6 Drug class Pyridoxal 5'-phosphate, the metabolically active form of vitamin B 6 Class identifiers Use Vitamin B 6 deficiency ATC code A11H Biological target enzyme cofactor Clinical data Drugs.com International Drug Names External links MeSH D025101 Legal status In Wikidata Vitamin B 6 is one of the B vitamins, and is an essential nutrient for humans. The term essential nutrient ...