Is Vitamin B12 150 low, normal or dangerous? What does Vitamin B12 level 150 mean?

📅 Medical Review Date: February 8, 2026

Your Vitamin B12 level of 150 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	214.165
5-10 years	217.377
10-15 years	220.638
15-20 years	223.948
20-25 years	227.307
25-30 years	230.717
30-35 years	234.178
35-40 years	237.691
40-45 years	241.256
45-50 years	244.875
50-55 years	248.548
55-60 years	252.276
60-70 years	256.06
70-80 years	259.901
80-90 years	263.8
90-100 years	267.757
>100 years	271.773

*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

1,51,150

Total number of patients treated

A video message on the treatment of your low Vitamin B12 level

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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	214.26
5-10 years	217.57
10-15 years	220.931
15-20 years	224.344
20-25 years	227.81
25-30 years	231.33
30-35 years	234.904
35-40 years	238.533
40-45 years	242.218
45-50 years	245.96
50-55 years	249.76
55-60 years	253.619
60-70 years	257.537
70-80 years	261.516
80-90 years	265.556
90-100 years	269.659
>100 years	273.825

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