Vitamin B12
Recommended Daily Allowance (RDA) for Vitamin B12
- Infants up to 6 months old, 0.4 micrograms of Vitamin B12 per day
- 7 to 12 months old, 0.5 micrograms per day
- 1 to 3 years old, 0.9 micrograms of Vitamin B12 per day
- 4 to 8 years old, 1.2 micrograms per day
- Males 9 to 13 years old, 1.8 micrograms per day
- Males 14 and older, 2.4 micrograms of Vitamin B12 per day
- Females 9 to 13 years old, 1.8 micrograms per day
- Females 14 to 18 years old, 2.4 micrograms of Vitamin B12 per day
- Pregnant females all ages, 2.6 micrograms of Vitamin B12 per day
- Lactating females all ages, 2.8 micrograms of Vitamin B12 per day
- Infants & Children:
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- 0 to 6 months old - 0.4
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- 7 to 12 months old - 0.5
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- 1 to 3 years old - 0.9
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- 4 to 8 years old - 1.2
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- Males:
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- 9 to 13 years old - 1.8
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- 14 to 18 years old - 2.4
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- 19 to 30 years old - 2.4
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- 31 to 50 years old - 2.4
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- 51 to 70 years old - 2.4
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- Over 70 years old - 2.4
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- Females:
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- 9 to 13 years old - 1.8
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- 14 to 18 years old - 2.4
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- 19 to 30 years old - 2.4
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- 31 to 50 years old - 2.4
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- 51 to 70 years old - 2.4
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- Over 70 years old - 2.4
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- Pregnancy:
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- 14 to 18 years old - 2.6
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- 19 to 30 years old - 2.6
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- 31 to 50 years old - 2.6
- Lactation:
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- 14 to 18 years old - 2.8
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- 19 to 30 years old - 2.8
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- 31 to 50 years old - 2.8
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 Natural Sources of Vitamin B12, Including Best Food Sources
Deficiency Signs & Symptoms of Vitamin B12
Toxicity Signs & Symptoms of Vitamin B12
How Vitamin B12 is Used in the Body
Therapeutic Benefits of Vitamin B12
Return to Vitamin & Mineral Index | Diet Bites Homepage
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