Is Vitamin B12 83 low, normal or dangerous? What does Vitamin B12 level 83 mean?

📅 Medical Review Date: October 26, 2025

Your Vitamin B12 level of 83 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	228.513
5-10 years	247.48
10-15 years	268.021
15-20 years	290.267
20-25 years	314.359
25-30 years	340.451
30-35 years	368.708
35-40 years	399.311
40-45 years	432.454
45-50 years	468.348
50-55 years	507.221
55-60 years	549.32
60-70 years	594.914
70-80 years	644.292
80-90 years	697.768
90-100 years	755.683
>100 years	818.405

*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	229.038
5-10 years	248.618
10-15 years	269.872
15-20 years	292.943
20-25 years	317.987
25-30 years	345.172
30-35 years	374.681
35-40 years	406.712
40-45 years	441.482
45-50 years	479.224
50-55 years	520.193
55-60 years	564.664
60-70 years	612.937
70-80 years	665.337
80-90 years	722.217
90-100 years	783.959
>100 years	850.98

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