Select your age group
19-30 years
0-6 months
7-12 months
1-3 years
4-8 years
9-13 years
14-18 years
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19-30 years
31-50 years
51-64 years
65 + years
Select your sex
Female
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Female
Male
Currently, you are...
Not pregnant or breastfeeding
Pregnant
Breastfeeding
Intake Source and Frequency
Fortified food twice a day
Supplement once a day
Supplement twice a week
Supplement once a week
General DV
Your RDA
By Source & Frequency*
Your UL
Not established because vitamin B12 is water-soluble and any excess gets excreted through urine.