Is Vitamin B12 98 low, normal or dangerous? What does Vitamin B12 level 98 mean?

📅 Medical Review Date: November 29, 2025

Your Vitamin B12 level of 98 is a Low Vitamin B12 level.

Low Vitamin B12 levels may indicate underlying health problems. The normal range is typically between 211 pg/mL and 911 pg/mL. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

The normal Vitamin B12 range for men is :211 - 911 pg/mL

Ideal values of Vitamin B12 depending on age (male) :

Age	Ideal Vitamin B12 value
<5 years	231.678
5-10 years	254.382
10-15 years	279.311
15-20 years	306.683
20-25 years	336.738
25-30 years	369.738
30-35 years	405.972
35-40 years	445.757
40-45 years	489.441
45-50 years	537.406
50-55 years	590.072
55-60 years	647.899
60-70 years	711.393
70-80 years	781.11
80-90 years	857.659
90-100 years	849.422
>100 years	841.264

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

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

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

Receive world-class medical opinion about your low Vitamin B12 levels over email.Upload blood test report now

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

Ideal values of Vitamin B12 depending on age (female) :

Age	Ideal Vitamin B12 value
<5 years	232.298
5-10 years	255.746
10-15 years	281.561
15-20 years	309.982
20-25 years	341.272
25-30 years	375.72
30-35 years	413.645
35-40 years	455.398
40-45 years	501.366
45-50 years	551.974
50-55 years	607.69
55-60 years	669.03
60-70 years	736.562
70-80 years	810.911
80-90 years	892.764
90-100 years	883.668
>100 years	874.664

If you take a Vitamin B12 blood test and the results are not in the normal range (211-911 pg/mL), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

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How the Vitamin B12 Test Is Done :

When your doctor orders a Vitamin B12 test, it involves a straightforward blood draw to measure your Vitamin B12 levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your Vitamin B12 test results are usually available within a few hours.

Medical References

• WebMD – Vitamin B12 Blood Test: Uses, Normal Range, and Results
• NIH – Vitamin B12 - Health Professional Fact Sheet
• MedlinePlus – Vitamin B12 level