Is Vitamin B12 160 low, normal or dangerous? What does Vitamin B12 level 160 mean?

📅 Medical Review Date: April 5, 2026

Your Vitamin B12 level of 160 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	214.376
5-10 years	217.806
10-15 years	221.291
15-20 years	224.832
20-25 years	228.429
25-30 years	232.084
30-35 years	235.797
35-40 years	239.57
40-45 years	243.403
45-50 years	247.297
50-55 years	251.254
55-60 years	255.274
60-70 years	259.358
70-80 years	263.508
80-90 years	267.724
90-100 years	272.008
>100 years	276.36

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

Misdiagnosis is more common than people think—and the consequences can be serious. Delayed treatment, unnecessary medication, or worse. If you want a second opinion on your blood work, one option is to upload it to a site like wholebodyprotocol.com, where world-class doctors review your results. They charge a small fee—around $90 (though you'll want to check the latest price as it fluctuates)—and email you a detailed report. With over 12 million people affected by misdiagnosis every year, that little bit of extra peace of mind can go a long way.

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

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

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	214.477
5-10 years	218.012
10-15 years	221.605
15-20 years	225.257
20-25 years	228.969
25-30 years	232.742
30-35 years	236.578
35-40 years	240.477
40-45 years	244.44
45-50 years	248.468
50-55 years	252.563
55-60 years	256.725
60-70 years	260.956
70-80 years	265.257
80-90 years	269.628
90-100 years	274.071
>100 years	278.588

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