Vitamin B12 is an important nutrient that helps the body perform many functions, including the formation of red blood cells, nervous system function, and DNA synthesis. A vitamin B12 deficiency can lead to a number of health problems, including:
- Pernicious anemia:This is a type of anemia that occurs when the body cannot absorb enough vitamin B12. Symptoms can include fatigue, weakness, shortness of breath, and dizziness.
- Nervous system damage:Vitamin B12 is essential for nervous system function. A deficiency can cause numbness, tingling or weakness in the hands and feet. It can also cause difficulty walking, balance problems and dementia.
- Mood disorders:Vitamin B12 deficiency can cause depression and anxiety. It can also cause dementia and memory loss.
- Megaloblastic Anemia:This is a type of anemia that occurs when red blood cells are large and abnormal. Symptoms can include fatigue, weakness, shortness of breath, and pale skin.
Vitamin B12 deficiency can have many causes, including:
- enough vitamin B 12 Avoid taking foods that contain: Vitamin B12 is mainly found in animal products such as meat, fish, eggs and dairy products. Vegetarians and vegans may need to consume foods or supplements containing vitamin B12.
- Intestinal problems: Certain intestinal problems, such as celiac disease and Crohn's disease, can prevent the body from absorbing vitamin B12.
- Old age: With age, the body becomes less efficient at absorbing vitamin B12.
- Autoimmune conditions: Some autoimmune conditions, such as pernicious anemia, can cause the body to attack the cells that make vitamin B12.
If you think you may have a vitamin B12 deficiency, it's important to talk to your doctor. They can diagnose the deficiency by doing a blood test. If you have a vitamin B12 deficiency, treatment is usually done with a vitamin B12 supplement.
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