TABLE I-6Mean Daily Vitamin B12 Intake (μg) by Québec Men and Women Aged 18 Years and Oldera

Gender and Age (y)Number of Examined PersonsMean
Males, 18–345759.15
Males, 35–491756.02
Males, 50–641015.02
Males, 65–741857.91
Females, 18–345934.40
Females, 35–492093.60
Females, 50–641143.68
Females, 65–741663.23
a

Intakes of vitamin B12 were not normally distributed; therefore, adjustment for intraindividual variability could not be performed and percentiles could not be determined.

SOURCE: Santé Québec. 1995. Les Québécoises et les Québécois Mangent-Ils Mieux? Rapport de l'Enquête Québécoise sur la Nutrition, 1990. Montréal: Ministère de la Santé et des Services Sociaux, Gouvernement du Québec.

From: I, Daily Intakes of B Vitamins by Canadian Men and Women, 1990, 1993

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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