Micronutrients | EAR/AI | Mean | SD | Intake percentiles | % of inadequacy | ||||
---|---|---|---|---|---|---|---|---|---|
10th | 25th | 50th | 75th | 90th | |||||
Vitamin A (μg/d)a | 500 | 659.8 | 518.9 | 263.4 | 354.8 | 498.4 | 760.2 | 1427.9 | 37.8 |
Vitamin C (mg/d) | 60 | 88.5 | 83.3 | 27.0 | 38.9 | 73.2 | 109.3 | 163.1 | 36.7 |
Vitamin D (μg/d) | 10 | 2.7 | 1.3 | 1.3 | 1.7 | 2.4 | 3.1 | 4.6 | 100.0 |
Vitamin E (mg/d)b | 12 | 12.1 | 6.1 | 5.6 | 7.5 | 10.9 | 15.7 | 21.0 | 49.2 |
Thiamin (mg/d) | 0.9 | 1.1 | 0.6 | 0.6 | 0.8 | 1.0 | 1.2 | 1.4 | 37.8 |
Riboflavin (mg/d) | 0.9 | 1.0 | 0.4 | 0.6 | 0.7 | 0.9 | 1.1 | 1.3 | 45.2 |
Vitamin B6 (mg/d)c 19–50 years | 1.1 | 1.4 | 0.3 | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 11.1 |
 >50 years | 1.3 | 1.5 | 0.2 | 1.3 | 1.4 | 1.5 | 1.6 | 1.7 | 15.4 |
Niacin (mg/d)d | 11 | 17.7 | 6.7 | 11.8 | 13.9 | 16.7 | 21.0 | 24.9 | 15.9 |
Phosphorus (mg/d) | 580 | 776.7 | 232.5 | 528.2 | 632.6 | 757.8 | 939.5 | 1060.2 | 19.8 |
Magnesium (mg/d)e 19–30 years | 255 | 200.9 | 114.8 | 120.4 | 138.5 | 163.6 | 244.4 | 431.4 | 68.1 |
 >30 years | 265 | 184.1 | 51.7 | 123.2 | 154.6 | 177.6 | 206.9 | 237.2 | 94.1 |
Zinc (mg/d) | 6.8 | 7.8 | 2.4 | 5.3 | 6.2 | 7.2 | 8.8 | 10.8 | 34.8 |
Copper (mg/d) | 0.7 | 0.9 | 0.3 | 0.7 | 0.7 | 0.8 | 0.9 | 1.1 | 25.5 |
Iron (mg/d)c,f 19–50 years | 8.1 | 11.4 | 2.3 | 9.0 | 10.3 | 10.8 | 12.7 | 13.7 | 2.0 |
 >50 years | 5.0 | 11.2 | 1.1 | 10.0 | 10.2 | 11.0 | 11.9 | 12.9 | 7.8 |
Selenium (μg/d) | 45 | 54.2 | 28.4 | 22.9 | 35.8 | 50.4 | 66.8 | 85.5 | 37.1 |
Calcium (mg/d)c 19–50 years | 800 | 454.3 | 141.8 | 289.5 | 342.3 | 430.2 | 528.1 | 659.2 | 99.3 |
 >50 years | 1000 | 463.3 | 111.7 | 330.5 | 373.3 | 456.0 | 542.9 | 607.3 | 100.0 |
Potassium (mg/d)g | 4700 | 1706.1 | 514.0 | 1110.1 | 1374.5 | 1647.0 | 1945.0 | 2464.3 | – |