What causes high Vitamin B12 and low Hemoglobin?

High Vitamin B12 and low Hemoglobin can be caused by many reasons.

If your Vitamin B12 is in between 211 pg/mL and 911 pg/mL and your Hemoglobin is in between 13 g/dL and 17 g/dL then you need not worry as these are the normal ranges for Vitamin B12 and Hemoglobin respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of Vitamin B12 : 211 - 911 pg/mL

Ideal values of Vitamin B12 depending on age :

Age	Ideal Vitamin B12 value
<5 years	214.587
5-10 years	218.235
10-15 years	221.945
15-20 years	225.718
20-25 years	229.555
25-30 years	233.457
30-35 years	237.426
35-40 years	241.462
40-45 years	245.567
45-50 years	249.742
50-55 years	253.988
55-60 years	258.306
60-70 years	262.697
70-80 years	267.163
80-90 years	271.705
90-100 years	276.324
>100 years	281.022

*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

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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 range of Hemoglobin : 13 - 17 g/dL

Ideal values of Hemoglobin depending on age :

Age	Ideal Hemoglobin value
<5 years	13.221
5-10 years	13.446
10-15 years	13.675
15-20 years	13.907
20-25 years	14.143
25-30 years	14.383
30-35 years	14.628
35-40 years	14.877
40-45 years	15.13
45-50 years	15.387
50-55 years	15.649
55-60 years	15.915
60-70 years	16.186
70-80 years	16.461
80-90 years	16.741
90-100 years	16.737
>100 years	16.733

High Vitamin B12 and low Hemoglobin can be caused by a lot of reasons. If you take Vitamin B12 and Hemoglobin blood tests and the results are higher than 911 pg/mL for Vitamin B12 and lower than 13 g/dL for Hemoglobin, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the Vitamin B12 and Hemoglobin Tests Are Done :

If your doctor wants Vitamin B12 and Hemoglobin tests on you, you may need to go through these tests. During the Vitamin B12 and Hemoglobin blood tests, a pathologist will put a needle into your veins and take out a small quantity of blood. A pathologist is a physician in the medical field who thoroughly studies the causes and effects of disease. Within a few hours you will get your Vitamin B12 and Hemoglobin Test reports by your pathologist.