What Is Considered A High B12 Level Pmol L?

What is considered a high b12 level?

Vitamin B-12 resultsResults based on picograms per milliliter (pg/mL)below 150 pg/mLlow200 to 600 pg/mLnormal800 pg/mLhigh.

What happens if your b12 is too high?

However, supplementing with excessively high levels of B12 has been linked to some negative side effects. Several studies have shown that megadoses of the vitamin can lead to outbreaks of acne and rosacea, a skin condition that causes redness and pus-filled bumps on the face.

What causes high b12 levels in the blood?

The most common cause of high B12 in the blood is due to recent ingestion or injection of supplemental vitamin B12. … Liver disease due to release of B12 from damaged liver cells into the bloodstream. Kidney disease due to impaired function of the kidneys to excrete excess B12.

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.

What is normal range for vitamin b12 pmol L?

Normal Results Normal values are 160 to 950 picograms per milliliter (pg/mL), or 118 to 701 picomole per liter (pmol/L). Normal value ranges may vary slightly among different laboratories.

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.

What is a normal b12 level for a woman?

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.

How can I get my b12 levels down?

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.

Can diabetes cause high b12 levels?

Vitamin B-12 is necessary for a healthy nervous system and healthy blood cells. The best way to get vitamin B-12 is through your diet. … For example, having diabetes mellitus can increase your risk of having a B-12 deficiency because it may be a side effect of metformin, a common treatment for type 2 diabetes mellitus.

How long does it take to get rid of excess b12?

Unlike most other vitamins, B12 is stored in substantial amounts, mainly in the liver, until it is needed by the body. If a person stops consuming the vitamin, the body’s stores of this vitamin usually take about 3 to 5 years to exhaust.