What happens if vitamin B12 is low?

Constipation, diarrhea, loss of appetite, or gas. Nerve problems like numbness or tingling, muscle weakness, and problems walking. Vision loss. Mental problems like depression, memory loss, or behavioral changes.

What happens when your B12 is extremely low?

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. Many of the symptoms caused by low B12 levels are not specific to B12 deficiency, which can cause the condition to go undetected.

What are the signs of low vitamin 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.
  • extreme tiredness (fatigue)
  • lack of energy (lethargy)
  • breathlessness.
  • feeling faint.
  • headaches.
  • pale skin.
  • noticeable heartbeats (palpitations)

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.

What causes a person's vitamin B12 to be low?

Low levels of vitamin B-12 can be caused by: Diet. Vitamin B-12 is mainly found in meat, eggs and milk, so people who don't eat these types of foods may need to take B-12 supplements. Some foods have been fortified with B-12, including some breakfast cereals and some nutritional yeast products.

5 Reasons Why B12 Is NOT Absorbed By The Body – Dr.Berg

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.

What foods to avoid if you have B12 deficiency?

Research has suggested that the consumption of alcohol may reduce vitamin B12 levels. An older study indicated that moderate alcohol intake diminished vitamin B12 by 5% among “healthy, well-nourished, postmenopausal women.” Alcohol-related liver disease may falsely increase vitamin B12 test levels.

What food is highest in B12?

What foods are high in vitamin B12?
  • Vitamin B12 is found in: Milk. ...
  • Fortified cereals. If you identify as a vegan or vegetarian, some cereals are a great source of vitamin B12. ...
  • Eggs. “Egg yolks contain more vitamin B12 than egg whites,” says Taylor. ...
  • Yogurt. ...
  • Salmon. ...
  • Tuna. ...
  • Beef. ...
  • Liver and kidneys.

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.

What causes lack of vitamin B?

Certain conditions, such as Crohn's disease, Celiac disease, HIV, and alcohol use disorder can prevent the body from absorbing B vitamins effectively, increasing the risk for deficiencies. The symptoms of a vitamin B deficiency vary depending on which B vitamin you're deficient in.

Can I get a vitamin B12 injection?

Vitamin B12 Shots Are Very Effective

Vitamin B12 shots are the most common way to prevent or treat a deficiency. The injections are prescribed by a doctor and given intramuscularly, or into muscle. Injections are usually given as hydroxocobalamin or cyanocobalamin.

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.

Can B12 deficiency anemia be cured?

You can have pernicious anemia for several years before noticing changes in your body. Left untreated, pernicious anemia can cause serious medical issues, including irreversible damage to your nervous system. Healthcare providers treat pernicious anemia by prescribing vitamin B12 supplements.

Is B12 deficiency a chronic illness?

While some B12 deficiencies are caused by diet, the most common reason for low B12 levels worldwide is an autoimmune disorder called pernicious anaemia. This is a chronic form of low B12 that can have serious consequences on health if left untreated long-term.

What is normal vitamin B12 level?

Normal values are 160 to 950 picograms per milliliter (pg/mL), or 118 to 701 picomoles per liter (pmol/L). Normal value ranges may vary slightly among different laboratories. Some labs use different measurements or may test different samples.

Is banana rich in B12?

"It contains high amounts of vitamin B6 and B12, as well as magnesium and potassium. It also contains some fiber and protein." According to a 2011 article in the journal of Applied Biochemistry and Biotechnology, banana peels also have "various bioactive compounds like polyphenols, carotenoids and others."

Can B12 deficiency happen quickly?

In healthy people, the body tends to have a store of vitamin B12 that can last two to five years without being replenished. As a result, a deficiency may take several years to develop.

How long do B12 tablets take to work?

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.

What conditions require B12 injections?

As summarized in the table, the medical conditions that may warrant the use of vitamin B12 supplementation include ethanol use, atrophic gastritis, celiac disease, Crohn's disease, chronic pancreatitis, gastric bypass surgery, hyperhomocysteinemia, intestinal bacterial overgrowth, intestinal fish tapeworms ( ...

Who is at risk for vitamin B12 deficiency?

Any person can develop vitamin B12 deficiency at any age. People who are 60 years old or older are more likely to have vitamin B12 deficiency compared to other age groups.

How long do B12 injections last?

If your vitamin B12 deficiency is not caused by a lack of vitamin B12 in your diet, you'll usually need to have an injection of hydroxocobalamin every 2 to 3 months for the rest of your life.

How will I feel after a B12 injection?

The injection is given into a muscle (known as an intramuscular injection). You may have some pain, swelling or itching where your injection was given. However this is usually mild and will wear off quite quickly.

Can vitamin B12 cause joint pain?

Not getting enough vitamin B12 to the point of a deficiency can cause a variety of serious symptoms including depression, joint pain, and fatigue. Sometimes these effects can be debilitating to the point where you might think you're dying or seriously ill.

What is the treatment for low vitamin B12?

You can change your diet to include vitamin B12-fortified grains, a supplement or B12 injections, or a high-dose oral vitamin B12 if you are deficient. Older adults who have a vitamin B12 deficiency will likely have to take a daily B12 supplement or a multivitamin that contains B12.
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