Is 80 low for B12?
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.
What number is a low B12 level?
Values of less than 160 pg/mL (118 pmol/L) are a possible sign of a vitamin B12 deficiency. People with this deficiency are likely to have or develop symptoms. Older adults with a vitamin B12 level less than 100 pg/mL (74 pmol/L) may also have symptoms.
What is an abnormal B12 level?
An abnormally high vitamin B-12 status is anything over 900 pg/mL. This result may suggest liver or kidney problems, diabetes, or certain forms of leukemia.
What level of B12 is ideal?
The vitamin B12 standard reference range is 200–700 pg/ml whereas the proposed optimal range is 500–1300 pg/ml . Higher vitamin B12 ranges have been associated with increased cognitive function, and reflexes, decreased brain atrophy, confusion, weakness and depression .
What should a women’s B12 level be?
Vitamin B-12 results
|Results based on picograms per milliliter (pg/mL)|
|below 150 pg/mL||low|
|200 to 600 pg/mL||normal|
What is borderline range B12?
Patients with B12 levels between 200 and 300 pg/mL are considered borderline, and further enzymatic testing may be helpful in diagnosis. Patients with B12 levels below 200 pg/mL are considered deficient. However, a low serum B12 level does not determine the etiology of the deficiency.
What are symptoms of low 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)
- feeling faint.
- pale skin.
- noticeable heartbeats (palpitations)