Mineral Composition of Lentils: Physiological Functions, Antinutritional Effects, and Bioavailability Enhancement
Table 2
Recommended dietary allowance and adequate intake in minerals according to the Institute of Medicine.
Life stage
RDA/AI
Fe (mg/d)
Zn (mg/d)
Cu (µg/d)
Mn (mg/d)
Ca (mg/d)
K (g/d)
Mg (mg/d)
P (mg/d)
Na (g/d)
Se (μg/d)
Infants
0–6 mo
0.27
2
200
0.003
200
0.4
30
100
0.12
15
6–12 mo
11
3
220
0.6
260
0.7
75
275
0.37
20
Children
1–3 y
7
3
340
1.2
700
3.0
80
460
1.0
20
4–8 y
10
5
440
1.5
1000
3.8
130
500
1.2
30
Females
9−13 y
8
8
700
1.6
1300
4.5
240
1250
1.5
40
14−18 y
15
9
890
1.6
1300
4.7
360
1250
1.5
55
19−30 y
18
8
900
1.8
1000
4.7
310
700
1.5
55
31–50 y
18
8
900
1.8
1000
4.7
320
700
1.5
55
51–70
8
8
900
1.8
120
4.7
320
700
1.3
55
>70 y
8
8
900
1.8
1200
4.7
320
700
1.2
55
Males
9−13 y
8
8
700
1.9
1300
4.5
240
1250
1.5
40
14−18 y
11
11
890
2.2
1300
4.7
410
1250
1.5
55
19−30 y
8
11
900
2.3
1000
4.7
400
700
1.5
55
31–50 y
8
11
900
2.3
1000
4.7
420
700
1.5
55
51–70
8
11
900
2.3
1000
4.7
420
700
1.3
55
>70 y
8
11
900
2.3
1200
4.7
420
700
1.2
55
Pregnancy
14–18 y
27
12
1000
2.0
1300
4.7
400
1250
1.5
60
19–30 y
27
11
1000
2.0
1000
4.7
350
700
1.5
60
31–50 y
27
11
1000
2.0
1000
4.7
360
700
1.5
60
Lactation
14–18 y
10
13
1300
2.6
1300
5.1
360
1250
1.5
70
19–30 y
9
12
1300
2.6
1000
5.1
310
700
1.5
70
31-50 y
9
12
1300
2.6
1000
5.1
320
700
1.5
70
RDA: recommended dietary allowance (RDA); AI: adequate intake; IOM: Institute of Medicine; DRI: dietary reference intake. The table is adopted from DRI reports accessed via www.nap.edu, according to IOM. It represents RDAs in bold type and AI in ordinary type followed by an asterisk () for Fe, Zn, Cu, Ca, Mg, K, Na, and P.
