EAR for Men51–70 years2 μg/day of vitamin B12*
> 70 years2 μg/day of vitamin B12*
EAR for Women51–70 years2 μg/day of vitamin B12*
> 70 years2 μg/day of vitamin B12*

From: 9, Vitamin B12

Cover of Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline.
Institute of Medicine (US) Standing Committee on the Scientific Evaluation of Dietary Reference Intakes and its Panel on Folate, Other B Vitamins, and Choline.
Washington (DC): National Academies Press (US); 1998.
Copyright © 1998, National Academy of Sciences.

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