What are the symptoms of lack of vitamin B12 in the body?

Symptoms of vitamin B12 deficiency
  • a pale yellow tinge to your skin.
  • a sore and red tongue (glossitis)
  • mouth ulcers.
  • pins and needles (paraesthesia)
  • changes in the way that you walk and move around.
  • disturbed vision.
  • irritability.
  • depression.
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How do you know if you're lacking vitamin B12?

Without enough B12, you might not have enough healthy red blood cells to move oxygen around your body (anemia). That can leave you shivering and cold, especially in your hands and feet.
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What disorder is caused by a lack of vitamin B12?

Pernicious anaemia is the most common cause of vitamin B12 deficiency in the UK. Pernicious anaemia is an autoimmune condition that affects your stomach. An autoimmune condition means your immune system, the body's natural defence system that protects against illness and infection, attacks your body's healthy cells.
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How can I raise my B12 levels fast?

To increase the amount of vitamin B12 in your diet, eat more of foods that contain it, such as:
  1. Beef, liver, and chicken.
  2. Fish and shellfish such as trout, salmon, tuna fish, and clams.
  3. Fortified breakfast cereal.
  4. Low-fat milk, yogurt, and cheese.
  5. Eggs.
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Can vitamin B12 affect your eyes?

Disturbed or blurred vision can also occur as a result of a Vitamin B12 deficiency. This happens when the deficiency causes damage to the optic nerve that leads to your eyes. The nervous signal that travels from the eye to the brain is disturbed due to this damage, leading to impaired vision.
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How long does it take to recover from B12 deficiency?

Once you begin treating your vitamin B12 deficiency, it can take up to six to 12 months to fully recover. It is also common to not experience any improvement during the first few months of treatment. If you can, it's a good idea to address what's causing the deficiency.
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Is it good to take vitamin B12 tablets?

When taken at appropriate doses, vitamin B-12 supplements are generally considered safe. While the recommended daily amount of vitamin B-12 for adults is 2.4 micrograms, higher doses have been found to be safe. Your body absorbs only as much as it needs, and any excess passes through your urine.
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What medications should not be taken with B12?

Certain medications can decrease the absorption of vitamin B12, including: colchicine, metformin, extended-release potassium products, antibiotics (such as gentamicin, neomycin, tobramycin), anti-seizure medications (such as phenobarbital, phenytoin, primidone), medications to treat heartburn (such as H2 blockers ...
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Can vitamin B12 cause heart problems?

Macrocytosis associated with vitamin B12 deficiency is also associated with fatal and non-fatal coronary disease, myocardial infarction, stroke, and other circulatory health problems.
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What is the fastest way to cure B12 deficiency?

If your vitamin B12 deficiency is caused by a lack of the vitamin in your diet, you may be prescribed vitamin B12 tablets to take every day between meals. Or you may need to have an injection of hydroxocobalamin twice a year.
...
Good sources of vitamin B12 include:
  1. meat.
  2. salmon and cod.
  3. milk and other dairy products.
  4. eggs.
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What causes B12 deficiency in older adults?

Abstract. Vitamin B12 deficiency is common among the elderly. Elderly people are particularly at risk of vitamin B12 deficiency because of the high prevalence of atrophic gastritis-associated food-cobalamin (vitamin B12) malabsorption, and the increasing prevalence of pernicious anaemia with advancing age.
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Can B12 deficiency cause high blood pressure?

In conclusion, psychotic disorder, seizures and hypertension can be rare manifestations of vitamin B12 deficiency, which are reversible with therapy. Serum B12 level should be checked in patients who do not have an obvious cause for psychosis, seizures or hypertension.
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Does low B12 cause shortness of breath?

Shortness of breath

Anemia that results from vitamin B-12 deficiency may cause a person to feel a little short of breath. It is possible to link this to a lack of red blood cells and a fast heartbeat. Anyone who is experiencing real difficulty breathing should see a doctor straight away.
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Does B12 deficiency cause pain?

B12 deficiency can cause a variety of symptoms, including fatigue, headaches, depression, pale or yellow skin, mental impairment, and pain and inflammation in the mouth and tongue.
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Can B12 deficiency cause headaches?

In Summary

B12 deficiency can cause a variety of symptoms, including fatigue, headaches, depression, skin pallor, mental impairment, and pain and inflammation in the mouth and tongue. Many of the symptoms caused by low B12 levels are not specific to B12 deficiency, which can cause the condition to go undetected.
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What deficiency causes weakness in legs?

Muscle weakness due to vitamin D deficiency is predominantly of the proximal muscle groups and is manifested by a feeling of heaviness in the legs, tiring easily, and difficulty in mounting stairs and rising from a chair; the deficiency is reversible with supplementation (15–18).
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How much B12 should a 70 year old woman take?

Dosages for Older People

Around this age, you should be getting around 2.4 micrograms of B12 a day. Not only does this mean consciously eating foods that contain vitamin B12 but it also means that you should ingest this vitamin as a supplement. By taking supplements, you will ensure that your body absorbs vitamin B12.
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What are the side effects of B12 injections?

Gastrointestinal Effects

Commonly reported side effects of this type include, but are not limited to nausea, upset stomach, vomiting, mild diarrhea, and indigestion. These effects usually last a week after injections, but contact your doctor immediately if you are experiencing these symptoms in extreme fashion.
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What fruits and vegetables are high in vitamin B12?

Good sources of vitamin B12
  • Animal liver and kidneys. Organ meats are some of the most nutrient-packed foods. ...
  • Clams. Clams are small, chewy shellfish that are packed with nutrients. ...
  • Sardines. Sardines are small, soft-boned saltwater fish. ...
  • Beef. ...
  • Fortified cereal. ...
  • Tuna. ...
  • Fortified nutritional yeast. ...
  • Trout.
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What happens if your B12 is too high?

In some people, high levels of B12 may cause gastrointestinal problems such as bloating and diarrhea. And if you have high blood pressure or poor cardiovascular health, having too much B12 may further complicate these issues. Pregnant and breastfeeding women may also need to be especially mindful of B12 levels.
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Can you take B12 everyday?

Though high doses of vitamin B12 supplements have been linked to rare side effects in certain populations, it's generally safe, and there's currently no recommended maximum amount for this vitamin.
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When should I take B12 morning or night?

As a general rule of thumb, take your B vitamins in the morning or with a meal. Vitamin B12, for example, should definitely be taken in the morning. This is because it is important for energy metabolism, which may interrupt your sleep if taken at night.
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What is the best time to take B12 vitamins?

“Take water-soluble vitamins on an empty stomach with a glass of water,” recommends Dr. Perez-Gallardo. And since it can be energizing, Dr. Perez-Gallardo says that the best time to take vitamin B12 is in the morning, so it won't affect your sleep.
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