Table 1 Composition of micronutrient supplement compared to Reference Nutrient Intake (RNI) for British adults (men or women, whichever is the higher) [21]

Vitamin A

Retinyl palmitate (mg)

1.6 (4840 i.u.)

-

0.7

2.3

Betacarotene (mg)

6.0

4.8

4.2

1.4

Vitamin D (μg)

20

5

10^a

2

Vitamin E (mg)

80

10

4

20

Vitamin K (μg)

140

-

1/kg/d

2

Vitamin C (mg)

300

70

40

7.5

B vitamins

Thiamin (B1) (mg)

36

1.4

0.9

40

Riboflavin (B2) (mg)

12

1.4

1.3

9.2

Pyridoxine (B6) (mg)

20

1.9

1.4

14.2

Niacin (B3) (mg)

54

18

16

3.4

Folic acid (B9) (mg)

1

0.4

0.2

5

Cobalamin (B12) (μg)

28

-

1.5

18.7

Pantothenic acid (B5) (mg)

40

-

5^b

8

Minerals

Iron (mg)

16

30

14.8

1.08

Zinc (mg)

30

15

9.5

3.2

Copper (mg)

1

2

1.2

0.83

Selenium (μg)

350

65

75

4.7

Iodine (μg)

400

150

140

2.9

Chromium (μg)

200

-

25^b

8

Magnesium (μg)^c

100

-

250

0.4

Manganese (mg)

8

-

1.4^b

5.7

L-Cystine (mg)

80

-

-

-

L-Carnitine (mg)

60

-

-

-

Citrus bioflavonoids (mg)

60

-

-

-