What happens if your vitamin B12 is low?

Key points about vitamin B12 deficiency anemia
Without enough red blood cells, your tissues and organs don't get enough oxygen. Without enough oxygen, your body can't work as well. Symptoms include weak muscles, numbness, trouble walking, nausea, weight loss, irritability, fatigue, and increased heart rate.

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What are the main symptoms of low B12?

Vitamin B12 or folate deficiency anaemia can cause a wide range of symptoms. These usually develop gradually, but can worsen if the condition goes untreated.
  • rapid breathing or shortness of breath.
  • headaches.
  • indigestion.
  • loss of appetite.
  • palpitations.
  • problems with your vision.
  • feeling weak or tired.
  • diarrhoea.

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How low is dangerously low B12?

A serum B12 above 300 pg/mL is interpreted as normal. Patients with B12 levels between 200 and 300 pg/mL are considered borderline, and further enzymatic testing may be helpful in diagnosis. Patients with B12 levels below 200 pg/mL are considered deficient.

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What causes B12 levels to drop?

Diet. Some people can develop a vitamin B12 deficiency as a result of not getting enough vitamin B12 from their diet. A diet that includes meat, fish and dairy products usually provides enough vitamin B12, but people who do not regularly eat these foods can become deficient.

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Which fruit is rich in vitamin B12?

Bananas are a cheap, healthy, and nutrient-dense fruit that can easily become a part of every individual's diet. It is one of the best fruits rich in vitamin B12.

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Vitamin B12 Deficiency Symptoms | B12 Deficiency | Vitamin B12 - All You Need to Know

31 related questions found

How can I increase my B12 naturally?

If you eat meat, fish or dairy foods, you should be able to get enough vitamin B12 from your diet. But as vitamin B12 is not found naturally in foods such as fruit, vegetables and grains, vegans may not get enough of it.

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What are the 4 stages of B12 deficiency?

Stage 1 is decreased levels of vitamin B12 in the blood. Stage 2 is low concentration of vitamin B12 in the cell and metabolic abnormalities. Stage 3 is increased levels of homocysteine and MMA and decreased DNA synthesis resulting in neuropsychiatric symptoms. Stage 4 is macrocytic anemia.

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What is a normal B12 level?

Normal values are 160 to 950 picograms per milliliter (pg/mL), or 118 to 701 picomoles per liter (pmol/L).

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What foods increase B12?

Best foods containing vitamin B12
  • clams.
  • liver.
  • trout.
  • salmon.
  • canned tuna.
  • beef.
  • low fat yogurt.
  • low fat milk.

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Is low B12 permanent?

Long-term vitamin B12 deficiency can cause nerve damage. This may be permanent if you do not start treatment within 6 months of when your symptoms begin. Vitamin B12 deficiency anemia most often responds well to treatment. It will likely get better when the underlying cause of the deficiency is treated.

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How can I check my B12 level at home?

Several commercially available test kits allow you to collect a sample for vitamin B12 testing at home. Some kits test only your vitamin B12 level. Others test B12 in combination with other vitamins, and there are at-home micronutrient test kits that include B12 in the panel.

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What is the fastest way to fix B12 deficiency?

How to raise your B12 levels fast. The most common way to treat B12 deficiencies is by adjusting your diet. If this is unsuccessful, vitamin supplements may be recommended. If you're looking to boost the amount of vitamin B12 in your diet, you should eat more animal products, like meat, seafood, dairy and eggs.

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Does low B12 cause weight gain?

Vitamin B12 deficiency can indeed lead to weight gain. But the weight gain is not a direct result of the deficiency. Instead, vitamin B12 deficiency causes lethargy or lack of energy, and in turn, inactivity causes weight gain. When you lack the energy to move, you don't burn fat.

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What foods should be avoided if you have B12 deficiency?

There are certain foods that also need a cut-down in case of vitamin B12 deficiency. “Some foods and drinks can interfere with vitamin B complex intake like alcohol, caffeine and processed foods, etc should be avoided completely,” Shah added.

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How long does it take to recover from low B12?

If you have a vitamin B12 deficiency, it can take up to six to 12 months to fully recover. Vitamin B12 deficiency is common, especially among vegetarians and older adults. Also known as cobalamin, vitamin B12 is a water-soluble vitamin found in meat, fish, and dairy.

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Does iron increase B12?

Results. Treatment with iron increased significantly serum folate and vitamin B12 from baseline.

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What is B12 called on blood test?

This Vitamin B12 Test measures the level of vitamin B12 (also called cobalamin) found in your blood.

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Does Omega 3 contain vitamin B12?

Generic Name: omega-3-vit B12-FA-pyridoxine

This product contains vitamin B12, folic acid, vitamin B6, and omega-3 fatty acids. It is used to treat or prevent a lack of these nutrients during pregnancy or due to poor diet or certain illnesses.

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What disease is low B12?

Pernicious anemia, a deficiency in the production of red blood cells due to a lack of vitamin B12, can cause permanent neurological damage that can lead to death if it is untreated.

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Who is most affected by B12 deficiency?

Vegans who consume no animal products and vegetarians who consume some animal products (e.g., dairy products, eggs, or both) but not meat have a higher risk of developing vitamin B12 deficiency because natural food sources of vitamin B12 are limited to animal foods [3,55].

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What age do you get low B12?

Both vitamin B12 deficiency and folate deficiency are more common in older people, affecting around 1 in 10 people aged 75 or over and 1 in 20 people aged 65 to 74.

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What drinks are high in vitamin B12?

72 Beverages Highest in Vitamin B12
  • The Coca-Cola Company Nos Energy Drink Original Grape Loaded Cherry Charged Citrus Fortified With Vitamins B6 And B12. ...
  • The Coca-Cola Company Nos Zero Energy Drink Sugar-Free With Guarana Fortified With Vitamins B6 And B12. ...
  • Acai Berry Drink Fortified.

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What nuts are high in B12?

Dry fruit is among the best sources of vitamin B12 in food. Among them are peanuts, hazelnuts, cashews, pistachios, walnuts, figs, and hazelnuts.

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What fruit has the most B vitamins?

Citrus fruits — such as oranges, clementines, and lemons — check off at least six of the eight B vitamins.

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