Is Vitamin B12 189 low, normal or dangerous? What does Vitamin B12 level 189 mean?

📅 Medical Review Date: December 30, 2025

Your Vitamin B12 level of 189 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	214.988
5-10 years	219.051
10-15 years	223.191
15-20 years	227.409
20-25 years	231.707
25-30 years	236.086
30-35 years	240.548
35-40 years	245.094
40-45 years	249.726
45-50 years	254.446
50-55 years	259.255
55-60 years	264.155
60-70 years	269.148
70-80 years	274.235
80-90 years	279.418
90-100 years	284.699
>100 years	290.08

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

Get Advice via Email : Send us your blood test report, and our Vitamin B12 experts will review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides Vitamin B12, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

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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	215.108
5-10 years	219.296
10-15 years	223.565
15-20 years	227.917
20-25 years	232.354
25-30 years	236.877
30-35 years	241.488
35-40 years	246.189
40-45 years	250.982
45-50 years	255.868
50-55 years	260.849
55-60 years	265.927
60-70 years	271.104
70-80 years	276.382
80-90 years	281.762
90-100 years	287.247
>100 years	292.839

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