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

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

High levels of Vitamin B12 and BUN 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 BUN level is between 6 pg/mL to 20 mg/dL, then your body does not have any underlying health problems. But if Vitamin B12 and BUN 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	214.885
5-10 years	218.841
10-15 years	222.87
15-20 years	226.973
20-25 years	231.152
25-30 years	235.408
30-35 years	239.742
35-40 years	244.156
40-45 years	248.651
45-50 years	253.229
50-55 years	257.891
55-60 years	262.639
60-70 years	267.474
70-80 years	272.398
80-90 years	277.413
90-100 years	282.52
>100 years	287.721

*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 BUN range : 6 - 20 mg/dL

Age-wise ideal BUN level in blood:

Age	Ideal BUN value
<5 years	6.11
5-10 years	6.222
10-15 years	6.337
15-20 years	6.454
20-25 years	6.573
25-30 years	6.694
30-35 years	6.817
35-40 years	6.943
40-45 years	7.071
45-50 years	7.201
50-55 years	7.334
55-60 years	7.469
60-70 years	7.607
70-80 years	7.747
80-90 years	7.89
90-100 years	8.035
>100 years	8.183

High Vitamin B12 and BUN 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 20 mg/dL for BUN, 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 BUN test. In most hospitals Vitamin B12 and BUN 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.