Body Composition of Cats

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Body Composition of Cats

Water & Nutrient Content in Adult Cats - Sex differences
values expressed as wet weight

Nutrient Males (n=4) Females (n=12) Neuters (n=6)

Water, % 56.3 61.7 63.2

Protein, % 22.1 19.1 18.7

Fat, % 12.1 12.0 12.8

Ash, % 5.4 5.0 4.4

Water & Nutrient Content in Cats - Age differences
values expressed as wet weight

Nutrient 1 Week
n=16 4-5 Weeks
n=7 8-10 Weeks
n=6 12 Weeks
n=2 over 9 months
n=22

Water, % 78.8 74.3 70.9 67.3 61.7

Protein, % 14.0 15.8 19.9 18.9 19.5

Fat, % 3.6 6.3 4.6 7.5 12.2

Ash, % 2.5 2.7 4.6 4.5 4.9

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Nutrient	Males (n=4)	Females (n=12)	Neuters (n=6)
Water, %	56.3	61.7	63.2
Protein, %	22.1	19.1	18.7
Fat, %	12.1	12.0	12.8
Ash, %	5.4	5.0	4.4

Nutrient	1 Week n=16	4-5 Weeks n=7	8-10 Weeks n=6	12 Weeks n=2	over 9 months n=22
Water, %	78.8	74.3	70.9	67.3	61.7
Protein, %	14.0	15.8	19.9	18.9	19.5
Fat, %	3.6	6.3	4.6	7.5	12.2
Ash, %	2.5	2.7	4.6	4.5	4.9