Is Vitamin B12 258 normal, high or low? What does Vitamin B12 level 258 mean?

📅 Medical Review Date: September 15, 2025

Your Vitamin B12 level of 258 is a Normal Vitamin B12 level.

Normal 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	216.444
5-10 years	222.028
10-15 years	227.756
15-20 years	233.632
20-25 years	239.66
25-30 years	245.843
30-35 years	252.186
35-40 years	258.692
40-45 years	265.366
45-50 years	272.212
50-55 years	279.235
55-60 years	286.439
60-70 years	293.829
70-80 years	301.41
80-90 years	309.186
90-100 years	317.163
>100 years	325.346

*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	216.607
5-10 years	222.363
10-15 years	228.272
15-20 years	234.338
20-25 years	240.565
25-30 years	246.958
30-35 years	253.521
35-40 years	260.258
40-45 years	267.174
45-50 years	274.274
50-55 years	281.563
55-60 years	289.045
60-70 years	296.726
70-80 years	304.611
80-90 years	312.706
90-100 years	321.016
>100 years	329.547

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