What Does High B12 Mean In Blood Test?

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 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.

Can you have pernicious anemia with high B12 levels?

A low level of vitamin B12 in the blood indicates pernicious anemia. However, a falsely normal or high value of vitamin B12 in the blood may occur if antibodies interfere with the test. Your homocysteine and methylmalonic acid (MMA) levels. High levels of these substances in your body are a sign of pernicious anemia.

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.

Should I be worried if my B12 is high?

Though daily high doses of B12 are unlikely to cause harm in most people, extremely high doses should be avoided unless prescribed by a healthcare professional. If you think you may be deficient in B12, speak with your doctor, who can recommend an appropriate treatment based on your level of deficiency.

What causes high B12 blood levels?

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.

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 B12 levels?

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.

What is a good B12 level?

The normal range for vitamin B12 can vary slightly depending on the lab. 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.

What causes high B12 and folate levels in blood?

However, if someone has a condition such as chronic myeloproliferative neoplasm, diabetes, heart failure, obesity, AIDS, or severe liver disease, then that person may have an increased vitamin B12 level. Ingesting estrogens, vitamin C or vitamin A can also cause high B12 levels.