US/Canadian Recommended Dietary Allowances (RDA) and Acceptable Intakes (AI), 1997–2001

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US/Canadian Recommended Dietary Allowances (RDA) and Acceptable Intakes (AI), 1997–2001

age	vit A μg	vit D μg	vit E mg	vit K μg	vit B₁ mg	vit B₂ mg	niacin mg	vit B₆ mg	folate μg	vit B₁₂ μg	vit C mg	Ca mg	P mg	Mg mg	Fe mg	Zn mg	Cu mg	Se μg	I μg	Cr mg	Mn mg	Mo μg
Figures for infants under 12 months are Adequate Intakes, based on the observed mean intake of infants fed principally on breast milk; for nutrients other than vitamin K figures are RDA, based on estimated average requirement + 2 sd; figures for vitamin K are Adequate Intakes, based on observed average intakes. Figures for calcium, chromium, manganese are AI.
0–6 m	400	5	4	2.0	0.2	0.3	2	0.1	65	0.4	40	210	100	30	‐	2	200	15	110	0.2	‐	2
7–12 m	500	5	5	2.5	0.3	0.4	4	0.3	80	0.5	50	270	275	75	11	3	220	20	130	5.5	0.6	3
1–3 y	300	5	6	30	0.5	0.5	6	0.5	150	0.9	15	500	460	80	7	3	340	20	90	11	1.2	17
4–8 y	400	5	7	55	0.5	0.6	8	0.6	200	1.2	25	800	500	130	10	5	440	30	90	15	1.5	22
males
9–13 y	600	5	11	60	0.9	0.9	12	1.0	300	1.8	45	1300	1250	240	8	8	700	40	120	25	1.9	34
14–18 y	900	5	15	75	1.2	1.3	16	1.3	400	2.4	75	1300	1250	410	11	11	890	55	150	35	2.2	43
19–30 y	900	5	15	120	1.2	1.3	16	1.3	400	2.4	90	1000	700	400	8	11	900	55	150	35	2.3	45
31–50 y	900	5	15	120	1.2	1.3	16	1.3	400	2.4	90	1000	700	420	8	11	900	55	150	35	2.3	45
51–70 y	900	10	15	120	1.2	1.3	16	1.7	400	2.4	90	1200	700	420	8	11	900	55	150	30	2.3	45
> 70 y	900	15	15	120	1.2	1.3	16	1.7	400	2.4	90	1200	700	420	8	11	900	55	150	30	2.3	45
females
9–13 y	600	5	11	60	0.9	0.9	12	1.0	300	1.8	45	1300	1250	240	8	8	700	40	120	21	1.6	34
14–18 y	700	5	15	75	1.0	1.0	14	1.2	400	2.4	65	1300	1250	360	15	9	890	55	150	24	1.6	43
19–30 y	700	5	15	90	1.1	1.1	14	1.3	400	2.4	75	1000	700	310	18	8	900	55	150	25	1.8	45
31–50 y	700	5	15	90	1.1	1.1	14	1.3	400	2.4	75	1000	700	320	18	8	900	55	150	25	1.8	45
51–70 y	700	10	15	90	1.1	1.1	14	1.5	400	2.4	75	1200	700	320	8	8	900	55	150	20	1.8	45
> 70 y	700	15	15	90	1.1	1.1	14	1.5	400	2.4	75	1200	700	320	8	8	900	55	150	20	1.8	45
pregnant	770	5	15	90	1.4	1.4	18	1.9	600	2.6	85	1000	700	350	27	11	1000	60	220	30	2.0	50
lactating	900	5	16	90	1.4	1.6	17	2.0	500	2.8	120	1000	700	310	9	12	1300	70	290	45	2.6	50