What are the worst symptoms of B12 deficiency?

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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What happens if your B12 is low for too long?

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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Can low B12 affect your organs?

All types of anaemia, regardless of the cause, can lead to heart and lung complications as the heart struggles to pump oxygen to the vital organs. Adults with severe anaemia are at risk of developing: an abnormally fast heartbeat (tachycardia)

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How does B12 deficiency affect your walking?

Over time, peripheral nerve damage resulting from vitamin B-12 deficiency can lead to movement problems. Numbness in the feet and limbs may make it hard for a person to walk without support. They may also experience muscle weakness and diminished reflexes.

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

27 related questions found

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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How long does it take to recover from low levels of 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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How did my B12 get so low?

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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Why won't my body absorb B12?

Since your body doesn't make vitamin B12, you have to get it from the foods you eat or from supplements. You can get vitamin B12 deficiency if you can't absorb vitamin B12 due to problems with your gut or if you have pernicious anemia, which makes it difficult to absorb vitamin B12 from your intestines.

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What is the main cause of vitamin B12 deficiency?

Common causes of vitamin B12 deficiency include inadequate dietary amounts (eg, in vegans), impaired absorption, age-related decreased acid secretion, and autoimmune metaplastic atrophic gastritis (which causes pernicious anemia).

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Which fruit is rich in vitamin B12?

Apples Aside from being an important inclusion in a list of vitamin B12 fruits, apples are also rich in fibre, antioxidants, and flavonoids. Apples also comprise polyphenols that are found in both the peel and the pulp of the nutrient-dense fruit.

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What drink has a lot of B12?

One of the best drinks with B12 is milk. One cup of whole milk contains approximately 1.32µg of vitamin B12.

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What cancels out B12?

As summarized in the table provided, vitamin B12 (cobalamin) absorption and utilization by the body can be compromised with the chronic use of certain medications which include: colchicine, chloramphenicol, ethanol, histamine 2 receptor antagonists (H2RA), metformin, and proton pump inhibitors (PPI).

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Does coffee affect B12 levels?

Furthermore, caffeine interferes with the metabolism of certain B vitamins, including thiamine. However, because caffeine increases stomach acid secretion, it actually boosts the absorption of vitamin B12.

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Do avocados contain B12?

THE GOODNESS OF FRESH CALIFORNIA AVOCADOS

There are 13 vitamins the body absolutely needs: vitamins A, C, D, E, K and the B vitamins (thiamine, riboflavin, niacin, pantothenic acid, biotin, vitamin B-6, vitamin B-12 and folate). Avocados naturally contain many of these vitamins.

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Does Weetabix have B12?

Ingredients. Wholegrain Wheat (49%), Wheat Flour, Sugar, Maltodextrin, Fat Reduced Cocoa Powder, Salt, Potassium Chloride, Flavouring, Calcium Carbonate, Niacin, Iron, Riboflavin (B2), Vitamin B6, Thiamin (B1), Folic Acid, Vitamin D, Vitamin B12. Rainforest Alliance Certified.

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Which vegetable has the most vitamin B12?

08/9Vegetables rich in vitamin B12

If you follow a plant-based diet, then vegetables like spinach, beetroot, butternut squash, mushroom and potato contain good amounts of vitamin B12. However, it is less likely to receive the whole amount of nutrients just from vegetable sources.

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What is the #1 food highest in B12?

Fish and red meat are excellent sources of vitamin B12. Poultry and eggs also contain vitamin B12.

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How can I speed up my B12 absorption?

People should chew the tablets or allow them to dissolve in the mouth to maximize the absorption. If a person has a severe vitamin B12 deficiency, a doctor may advise them to have injections to increase their levels of this nutrient.

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How long after starting vitamin B12 will I feel better?

It may take a few weeks before your vitamin B12 levels and symptoms (such as extreme tiredness or lack of energy) start to improve. If you have hydroxocobalamin injections to boost your vitamin B12 levels at the start of treatment, the cyanocobalamin tablets may start to work within a few days.

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Do you feel better after B12 injections?

When will I feel better? Hydroxocobalamin starts to work straight away. However, it may take a few days or weeks before your vitamin B12 levels and symptoms (such as extreme tiredness or lack of energy) start to improve.

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