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. 2014 Jan 14;6(1):342–354. doi: 10.3390/nu6010342

Table 3.

Median daily micronutrient intakes from food and supplements in male and female supplement non-users (n = 753) and users (n = 238) in 17 year old adolescents in the Western Australian Pregnancy Cohort (Raine) Study.

Nutrient Supplement Non-Users (n = 753) Supplement Users (n = 238) Supplement Users (n = 238)
Food Sources Food Sources Food and Supplements
Males (n = 358) Females (n = 395) Males (n =96) Females (n = 142) Males (n = 96) Females (n = 142)
Median Median Median
Calcium (mg) 1089.5 842.3 1395.3 * 851.4 1402.1 880.9
Iron (mg) 13.8 10.8 16.4 * 11.1 19.4 14.8
Zinc (mg) 12.8 10 14.6 * 10.1 18.8 11.7
Magnesium (mg) 309.1 248.1 397.8 * 265.7 * 428.2 287.8
Potassium (mg) 3421.8 2890 4232.9 * 3167.7 * 4243.5 3180.1
Phosphorous (mg) 1654.4 1252.9 2064.5 * 1293.8 2064.5 1293.8
Copper (mg) 1.9 1.5 2.2 * 1.7 2.2 1.7
Vitamin A (µg) 1003.1 886.7 1218.9 * 985.2 * 1447.6 1136.7
Beta-carotene (µg) 3229.5 3397.3 3805.4 * 3733.6 * 4113.1 4494.5
Thiamin (mg) 1.8 1.3 2.1 * 1.3 2.7 1.6
Riboflavin (mg) 2.3 1.8 2.9 * 1.9 3.8 2.3
Niacin (mg) 38.6 29.6 44.5 * 29.7 54.3 35.3
Pantothenic acid (mg) 5.2 4.2 6.3 * 4.6 * 8.7 5.4
Pyridoxine (mg) 1.6 1.4 2.0 * 1.5 * 2.9 2.4
B12 (µg) 4.6 3.4 5.1 * 3.4 7.4 4.3
Folate (µg) 252.4 204 313.1 * 224.4 * 399.9 280.8
Vitamin C (mg) 146.4 128.3 178.4 * 142.9 * 335 253.3
Vitamin D (µg) 1.7 1.3 1.9 1.2 3 1.5
Vitamin E (mg) 7.1 5.8 8.6 * 5.9 11.5 6.9

* Significant difference in micronutrient intakes from food sources between supplement users and non-users (p < 0.05).