Is Vitamin B12 100 low, normal or dangerous? What does Vitamin B12 level 100 mean?

Your Vitamin B12 level of 100 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	213.11
5-10 years	215.241
10-15 years	217.393
15-20 years	219.567
20-25 years	221.763
25-30 years	223.981
30-35 years	226.221
35-40 years	228.483
40-45 years	230.768
45-50 years	233.076
50-55 years	235.407
55-60 years	237.761
60-70 years	240.139
70-80 years	242.54
80-90 years	244.965
90-100 years	247.415
>100 years	249.889

*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

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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	213.173
5-10 years	215.369
10-15 years	217.587
15-20 years	219.828
20-25 years	222.092
25-30 years	224.38
30-35 years	226.691
35-40 years	229.026
40-45 years	231.385
45-50 years	233.768
50-55 years	236.176
55-60 years	238.609
60-70 years	241.067
70-80 years	243.55
80-90 years	246.059
90-100 years	248.593
>100 years	251.154

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.