What does high Vitamin B12 and MCV mean in blood test?

High Vitamin B12 and MCV can be caused by numerous problems.

High levels of Vitamin B12 and MCV in the blood indicate a variety of health problems. If your blood Vitamin B12 level is between 211 pg/mL to 911 pg/mL and the MCV level is between 83 pg/mL to 101 fL, then your body does not have any underlying health problems. But if Vitamin B12 and MCV levels exceed these levels, you should see a doctor immediately.

Normal Vitamin B12 range : 211 - 911 pg/mL

Age-wise ideal Vitamin B12 level in blood:

Age	Ideal Vitamin B12 value
<5 years	214.809
5-10 years	218.686
10-15 years	222.633
15-20 years	226.652
20-25 years	230.743
25-30 years	234.908
30-35 years	239.148
35-40 years	243.465
40-45 years	247.86
45-50 years	252.334
50-55 years	256.889
55-60 years	261.526
60-70 years	266.247
70-80 years	271.053
80-90 years	275.946
90-100 years	280.927
>100 years	285.998

*Ideal values ​​are calculated based on our database of patient records

If you want your blood test report to be interpreted by Vitamin B12 specialist, then you can upload your report. Our Vitamin B12 expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

1,37,160

Total number of patients treated

Some examples of conditions that increase or decrease Vitamin B12 levels include:

• Crohn disease
• Ulcerative colitis
• Celiac disease
• Reduced stomach acid production
• Pancreatic insufficiency

If you want your blood test report to be interpreted by Vitamin B12 specialist, you can upload your report. Our Vitamin B12 expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

Normal MCV range : 83 - 101 fL

Age-wise ideal MCV level in blood:

Age	Ideal MCV value
<5 years	84.498
5-10 years	86.023
10-15 years	87.576
15-20 years	89.157
20-25 years	90.766
25-30 years	92.404
30-35 years	94.072
35-40 years	95.77
40-45 years	97.499
45-50 years	99.259
50-55 years	99.227
55-60 years	99.195
60-70 years	100.985
70-80 years	100.952
80-90 years	100.919
90-100 years	100.887
>100 years	100.854

High Vitamin B12 and MCV levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 911 pg/mL for Vitamin B12 and more than 101 fL for MCV, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a Vitamin B12 and MCV test. In most hospitals Vitamin B12 and MCV results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.