Readers ask: What Does High Vitamin B12 Mean?

Is B12 level of 1500 too high?

There is no consensus on the definition of high or elevated B12. Previous studies have chosen a variety of levels to represent high or very high B12 (pmol/l) levels. Some examples include: 664.219; 5131; 700 (high) and 1500 (very high)11; and 601 (high) and 1000 (very high)10.

How do I lower my vitamin 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).

What has a lot of B12?

To increase the amount of vitamin B12 in your diet, eat more of foods that contain it, such as:

  • Beef, liver, and chicken.
  • Fish and shellfish such as trout, salmon, tuna fish, and clams.
  • Fortified breakfast cereal.
  • Low-fat milk, yogurt, and cheese.
  • Eggs.

Is High B12 a concern?

There is no upper limit for vitamin B-12 intake because consuming high levels does not cause problems. However, having naturally high levels of vitamin B-12 in the body may be a cause for concern, as it suggests a severe underlying condition.

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What causes high levels of vitamin B12 in blood?

The most common cause of high B12 in the blood is due to recent ingestion or injection of supplemental vitamin B12. We don’t worry about overdosing on B12 supplements because excess can be excreted in your urine. It could also be possibly from your diet if high in animal products such as meat, eggs, and shellfish.

How long does it take to get rid of excess B12?

If a person stops consuming the vitamin, the body’s stores of this vitamin usually take about 3 to 5 years to exhaust. People should not take high doses of vitamin B12 as a cure-all, but otherwise the vitamin does not appear to be toxic; consuming excess amounts of B12 is not recommended.

Can fatty liver cause high B12 levels?

The levels of vitamin B12 were correlated with the stage of NAFLD, lipid profile and liver parameters. Results: Vitamin B12 levels were significantly lower in patients with NAFLD. Vitamin B12 levels inversely correlated with cholesterol and triglyceride levels.

What should I eat to get vitamin B12?

Good sources of vitamin B12

  • meat.
  • fish.
  • milk.
  • cheese.
  • eggs.
  • some fortified breakfast cereals.

Which fruit is best for vitamin B12?

Vitamin B-12 is not found in fruits, but that’s no reason to leave fruit off your plate. Most fruit is high in folic acid, another B vitamin your body may lack. Fruit is also high in fiber. High-fiber diets may reduce your risk of obesity, heart disease, and diabetes.

What is normal level of vitamin B12 in elderly?

A serum vitamin B12 level between 200 pg/mL and 900 pg/mL is considered normal, but a threshold of 300 to 350 pg/mL is recognized as a marker for a desirable status in the elderly. The laboratory diagnosis is usually based on low serum vitamin B12 levels or elevated serum methylmalonic acid and homocysteine levels.

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What should your B12 level be?

But a normal level of vitamin B12 in your bloodstream is generally between 190 and 950 picograms per milliliter (pg/mL). Between 200 to 300 pg/mL is considered borderline and your doctor may do more testing. Below 200 pg/mL is low and more testing is needed.

Can you have high B12 levels and still be deficient?

However, a normal blood value cannot rule out a B12 deficiency, as has often been shown in scientific medical literature. Serum B12 can be false normal or even false high, while a deficiency is present.

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