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1 Αυγ 2024 · Vitamin B12 deficiency can cause physical, neurological and psychological symptoms. The symptoms of vitamin B12 deficiency can develop slowly and can get worse over time. Some people may have no symptoms despite having a low level of vitamin B12 in their bodies.
In most countries, the lower vitamin B12 range of what’s considered normal levels is too low (100-250), often missing severe deficiencies. People show signs of B12 deficiency even at higher levels, as deficiencies may begin to appear in the cerebrospinal fluid below 550.
Key Points. Dietary vitamin B12 deficiency usually results from inadequate absorption, but deficiency can develop in vegans who do not take vitamin supplements. Deficiency causes megaloblastic anemia, damage to the white matter of the spinal cord and brain, and peripheral neuropathy. Diagnosis is usually made by measuring serum vitamin B12 levels.
13 Ιουν 2023 · Here are some of the common causes of a vitamin B12 deficiency: Inadequate dietary intake. A diet lacking in animal-based foods — which are the primary sources of vitamin B12 — can lead to...
Causes of vitamin B12 deficiency. Pernicious anaemia is the most common cause of vitamin B12 deficiency in the UK. Pernicious anaemia is an autoimmune condition that affects your stomach.
7 Φεβ 2024 · Vitamin deficiency anemia is a lack of healthy red blood cells caused by lower than usual amounts of vitamin B-12 and folate. This can happen if you don't eat enough foods containing vitamin B-12 and folate, or if your body has trouble absorbing or processing these vitamins.
29 Ιουν 2024 · Stage I: Low serum level. You have low levels of vitamin B12 in your blood. You have no B12 deficiency symptoms. Stage II: Low cell-store. You have low levels of B12 in your cells.
