Table 5 Comparison of nutrient concentration per 1000 kcal in diets for dogs with meat or vegetarian/vegan

Crude protein (g)

25.00

52.10

94.83 ± 29.75

52.41 ± 15.56

< 0.0001

Ether extract (g)

13.80

13.75

28.42 ± 15.15

27.02 ± 20.36

0.6352

Crude fiber (g)

–

–

3.97 ± 3.85

6.31 ± 3.11

0.0034

Ash (g)

–

–

4.34 ± 3.07

4.41 ± 2.14

0.8007

Calcium (g)

1.00

1.45

0.81 ± 1.04

1.38 ± 1.85

0.1088

Phosphorus (g)

0.75

1.16

1.13 ± 0.45

1.14 ± 0.41

0.8887

Ca:P¹ ratio

–

1.00

0.84 ± 1.22

1.09 ± 1.16

0.1581

Potassium (g)

1.00

1.45

0.80 ± 0.41

0.83 ± 0.25

0.7216

Magnesium (g)

0.15

0.20

0.21 ± 0.11

0.28 ± 0.11

0.0475

Sodium (g)

0.20

0.29

0.42 ± 0.37

0.44 ± 0.48

0.8329

Copper (mg)

1.50

2.08

8.98 ± 9.75

9.57 ± 8.29

0.6918

Iron (mg)

7.50

10.40

12.14 ± 9.90

11.13 ± 4.58

0.5748

Manganese (mg)

1.20

1.67

3.31 ± 3.45

4.62 ± 2.62

0.0356

Selenium (μg)

87.50

87.00

0.58 ± 4.51^a

2.42 ± 8.39^a

0.3186

Zinc (mg)

15.00

20.80

13.86 ± 9.43

7.27 ± 2.92

0.0327