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Table 1 Daily intake of vitamins/minerals from food, and from food + dietary supplements (DS) combined, in adolescent male non-users and users of DS.

From: Questionable advisability of vitamin and mineral dietary supplement use in adolescents

  

Males N = 162

 
  

Non-users

N = 115

DS Users

N = 47

  
 

D-A-CH

Food

Food

Food + DS

  
 

(2016)

M (5th – 95th percentil)

M (5th – 95th percentil)

M (5th – 95th percentil)

p

 

VITAMINS

(units/day)

         

Vitamin A (µg)

1100

469

(322–605)

517

(341–732)**

517

(341–732) **

1.0

 

Vitamin D (µg)

20

1.4

(0.8–2.2)

1.7

(0.9–2.9)**

1.7

(0.9–3.0)**

0.32

 

Vitamin E (mg TE)

15

9.0

(5.4–12.6)

10.2

(5.9–16.3)***

11.7

(65–20.9)***

0.000

 

Vitamin K (µg)

70

55

(40–69)

60

(42–81)**

60

(42–84)**

0.32

 

Vitamin B1 (mg)

1.4

1.3

(0.8–1.8)

1.5

(0.8–2.4)***

1.6

(0.9–2.4)***

0.000

 

Vitamin B2 (mg)

1.6

1.5

(0.9–2.1)

1.7

(1.0–2.8)**

1.9

(1.1–3.0)***

0.000

 

Niacin (mg NE)

17

25

(15–35)

28

(17–44)**

31

(18–47)***

0.000

 

Panthotenic a. (mg)

6

4.7

(2.9–6.5)

5.3

(3.1–8.3)**

6.1

(3.5–10.7)***

0.000

 

Vitamin B6 (mg)

1.6

1.7

(1.0–2.3)

1.9

(1.1–3.0)**

2.1

(1.2–3.3)***

0.000

 

Biotin (µg)

30–60

28

(18–37)

31

(19–46)**

31

(19–49)**

0.04

 

Folate (µg DFE)

300

231

(147–313)

259

(157–394)**

285

(170–449)***

0.000

 

Vitamin B12 (µg)

3.0

3.1

(1.7–4.6)

3.6

(1.9–6.1)**

3.9

(2.1–6.6)***

0.000

 

Vitamin C (mg)

105

91

(58–123)

102

(62–155)**

112

(67–273)***

0.000

 

MINERALS

(units/day)

        

Calcium (mg)

1200

1307

(1005–1560)

1398

(1045–1782)**

1398

(1045–1782)**

0.000

 

Magnesium (mg)

400

256

(163–347)

287

(175–435)**

287

(175–435)**

0.07

 

Iron (mg)

12

14.2

(7.8–21.4)

16.6

(8.5–29.1)**

16.6

(8.5–31.0)**

0.32

 

Zinc (mg)

10

9.1

(5.2–13.3)

10.5

(5.6–17.7)**

/

 

/

 

Iodine (µg)

200

71

(48–91)

78

(51–110)**

/

 

/

 

Copper (mg)

1.0–1.5

1.5

(0.9–2.2)

1.7

(1.0–2.9)**

1.8

(1.0–2.9)**

1.0

 

Selenium (µg)

70

72

(45–98)

81

(48–124)**

/

 

/

 

Potassium (mg)

2000

2872

(1737–4036)

3270

(1873–5211)**

3270

(1873–5211)**

0.18

 

Phosphorous (mg)

1250

1189

(702–1698)

1362

(759–2220)**

/

 

/

 

Fluoride (mg)

/

182

(107–262)

209

(115–344)**

/

 

/

 

Sodium (mg)

550

2581

(1416–3871)

3012

(1550–5252)**

3012

(1550–5252)**

0.18

 

Manganese (mg)

2.5–5.0

4.2

(2.5–6.0)

4.8

(2.7–7.9)**

4.8

(2.7–7.9)**

1.0

 

Chrome (µg)

30–100

22

(13–32)

26

(14–43)**

/

 

/

 

Molybdenum (µg)

50–100

32

(19–45)

36

(21–58)**

/

 

/

 

Chlorine (mg)

/

4180

(2303–6254)

4875

(2519–8469)**

/

 

/

 
  1. p – exact p-value calculated with nonparametric Wilcoxon signed-rank test for vitamin/mineral intake in DS users, comparing intake with food and with food + DS.
  2. *p < 0.05; ** p < 0.01; ***p < 0.001 – p-value calculated with Mann Whitney U-test for the intake of vitamins/minerals with food in non-users and vitamin/mineral intake with food + DS in users
  3. * p < 0.05; **p < 0.01; ***p < 0.001 – p-value calculated with Mann Whitney U- test for the intake of vitamins/minerals with food in non-users and intake of vitamins/minerals with food in users
  4. / Participants did not consume this micronutrient with DS