Merck Manual

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AAFCO Nutrient Requirements for Cats a

AAFCO Nutrient Requirements for Cats a

Nutrient (% or per kg of diet)

Growth and Reproduction Minimum

Adult Maintenance Minimum

Adult Maintenance Maximum

Protein (%)

30.0

26.0

Arginine (%)

1.25

1.04

Histidine (%)

0.31

0.31

Isoleucine (%)

0.52

0.52

Leucine (%)

1.25

1.25

Lysine (%)

1.20

0.83

Methionine + cystine (%)

1.10

1.10

Methionine (%)

0.62

0.62

1.5

Phenylalanine + tyrosine (%)

0.88

0.88

Phenylalanine (%)

0.42

0.42

Taurine (extruded, %)

0.10

0.10

Taurine (canned, %)

0.20

0.20

Threonine (%)

0.73

0.73

Tryptophan (%)

0.25

0.16

Valine (%)

0.62

0.62

Fat (%)

9.0

9.0

Linoleic acid (%)

0.5

0.5

Arachidonic acid (%)

0.02

0.02

Minerals

Calcium (%)

1.0

0.6

Phosphorus (%)

0.8

0.5

Potassium (%)

0.6

0.6

Sodium (%)

0.2

0.2

Chloride (%)

0.3

0.3

Magnesium (%)

0.08

0.04

Iron (mg/kg)

80

80

Copper (mg/kg)

5

5

Iodine (mg/kg)

0.35

0.35

Zinc (mg/kg)

75

75

2,000

Manganese (mg/kg)

7.5

7.5

Selenium (mg/kg)

0.1

0.1

Vitamins

Vitamin A (IU/kg)

9,000

5,000

750,000

Vitamin D (IU/kg)

750

500

10,000

Vitamin E (IU/kg)

30

30

Vitamin K (mg/kg)

0.1

0.1

Thiamine (mg/kg)

5.0

5.0

Riboflavin (mg/kg)

4.0

4.0

Pyridoxine (mg/kg)

4.0

4.0

Niacin (mg/kg)

60

60

Pantothenic acid (mg/kg)

5.0

5.0

Folic acid (mg/kg)

0.8

0.8

Biotin (mg/kg)

0.07

0.07

Vitamin B12 (mg/kg)

0.02

0.02

Choline (mg/kg)

2,400

2,400

a Nutrient requirements are indicated on a dry-matter basis and are per kg of diet, not per kg of body weight of animal. These AAFCO nutrient profiles for cat foods presume an energy density of 4 kcal ME/g dry matter. Rations >4.5 kcal/g should be corrected for energy density.