Merck Manual

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2006 NRC Nutrient Requirements for Kittens After Weaning a

2006 NRC Nutrient Requirements for Kittens After Weaning a

Nutrient (Amount/1,000 kcal ME)b

Minimum

Maximum

Recommended Allowance

Protein (g)

45

56.3

Arginine (g)

1.93

8.75

2.4

Histidine (g)

0.65

>5.5

0.83

Isoleucine (g)

1.08

>21.7

1.4

Leucine (g)

2.55

>21.7

3.2

Lysine (g)

1.70

>14.5

2.1

Methionine (g)

0.88

3.25

1.1

Methionine + cystine (g)

1.75

2.2

Phenylalanine (g)

1.00

>7.25

1.3

Phenylalanine + tyrosine (g)

3.83

17

4.8

Threonine (g)

1.30

>12.7

1.6

Tryptophan (g)

0.33

4.25

0.40

Valine (g)

1.28

>21.7

1.6

Glutamic acid (g)

18.8

Taurine (g)

0.080

>2.22

0.10

Fat (g)

82.5

22.5

Linoleic acid (g)

13.8

1.4

α-Linolenic acid (g)

0.05

Arachidonic acid (g)

0.05

Eicosapentaenoic + docosahexaenoic acid (g)

0.025

Minerals

Calcium (g)

1.3

2.0

Phosphorus (g)

1.2

1.8

Potassium (g)

0.67

1.0

Sodium (mg)

310

350

Chloride (mg)

190

225

Magnesium (mg)

40

100

Iron (mg)

17

20

Copper (mg)

1.1

2.1

Manganese (mg)

1.2

Zinc (mg)

12.5

18.5

Iodine (mcg)

450

Selenium (mcg)

30

75

Vitamins

Vitamin A (retinol equivalents)

20,000

250

Cholecalciferol (mcg)

0.70

188

1.4

Vitamin E (α-tocopherol, mg)

9.4

Vitamin K (menadione, mg)

0.25

Thiamine (mg)

1.1

1.40

Riboflavin (mg)

1.0

Pantothenic acid (mg)

1.15

1.43

Niacin (mg)

10

Pyridoxine (mg)

0.5

0.625

Folic acid (mcg)

150

188

Vitamin B12 (mcg)

5.6

Choline (mg)

510

637

a Reprinted with permission from the National Academies Press, copyright 2006, National Academy of Sciences.

b ME = metabolizable energy