Is Vitamin B12 509 normal, high or low? What does Vitamin B12 level 509 mean?

📅 Medical Review Date: October 9, 2025

Your Vitamin B12 level of 509 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	221.74
5-10 years	233.027
10-15 years	244.888
15-20 years	257.353
20-25 years	270.452
25-30 years	284.218
30-35 years	298.685
35-40 years	313.888
40-45 years	329.865
45-50 years	346.655
50-55 years	364.3
55-60 years	382.843
60-70 years	402.33
70-80 years	422.809
80-90 years	444.33
90-100 years	466.946
>100 years	490.714

*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	222.062
5-10 years	233.704
10-15 years	245.956
15-20 years	258.851
20-25 years	272.422
25-30 years	286.704
30-35 years	301.735
35-40 years	317.554
40-45 years	334.202
45-50 years	351.723
50-55 years	370.163
55-60 years	389.57
60-70 years	409.994
70-80 years	431.489
80-90 years	454.111
90-100 years	477.919
>100 years	502.975

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