Dietary Fiber: Daily Reference Intakes (DRIs) for Fiber, RDA
Dietary fiber refers to plant cell wall components that are not digestible by human or other mammalian digestive enzymes. Dietary fiber is essential component of healthy nutrition. Below is the recommended amount of dietary fiber per day.
Dietary fiber refers to plant cell wall components that are not digestible by human or other mammalian digestive enzymes. Dietary fiber is essential component of healthy nutrition. Below is the recommended amount of dietary fiber per day.
Table: Dietary Reference Intakes (DRIs): daily recommended intakes of dietary fiber for individuals.
Age, gender, life stage group
total fiber (grams/day)
Infants
0–6 mo
Not determined
7–12 mo
Not determined
Children
1–3 years
19
4–8 years
25
Males
9–13 years
31
14–18 years
38
19–30 years
38
31–50 years
38
51–70years
30
> 70 years
30
Females
9–13 years
26
14–18 years
26
19–30 years
25
31–50 years
25
51–70years
21
> 70 years
21
Pregnancy
14–18 years
28
19–30 years
28
31–50 years
28
Lactation
14–18 years
29
19–30 years
29
31–50 years
29
Note: Daily Reference Intakes (DRIs) have been developed, since 1996 by the Food and Nutrition Board, Commission on Life Sciences, National Research Council, to replace the Recommended Dietary Allowances (RDAs).
Institute of Medicine. 2005. Dietary Reference Intakes for Energy, Carbohydrate, Fiber, Fat, Fatty Acids, Cholesterol, Protein, and Amino Acids. National Academy Press. (Food and Nutrition Board, Institute of Medicine, National Academies).
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