Table 1 Composition of fish oil and corn oil products used as nutraceutical supplements for the study dogs suffering from osteoarthritis

 Palmitic acid (PA), C16:0^a

0.6

10.2

 Stearic acid (SA), C18:0^a

4.6

1.8

 Oleic acid (OA), C18:1 ω-9^b

9.7

28.6

 Linoleic acid (LA), C18:2 ω-6^c

1.3

51.8

 Gamma-Linolenic acid (GLA), C18:3 ω-6^c

0.7

0.1

 Eicosadienoic acid (EDA), C20:2 ω-6^c

0.3

0

 Dihomo-gamma-linolenic acid (DHGLA), C20:3 ω-6^c

0.4

0

 Arachidonic acid (AA), C20:4 ω-6^c

2.1

0

 Palmitoleic acid (PO), C16:1 ω-7^b

0.2

0.1

 α-linolenic acid (ALA), C18:3 ω-3^c

0.6

1.0

 Stearidonic acid (SDA), C18:4 ω-3^c

2.4

0

 Eicosatetraenoic acid (ETA), C20:4 ω-3^c

1.8

0

 Eicosapentaenoic acid (EPA), C20:5 ω-3^c

43.9

0

 Docosapentaenoic acid (DPA), C22:5 ω-3^c

2.2

0

 Docosahexaenoic acid (DHA), C22:6 ω-3^c

11.4

0

 Other fatty acids combined

17.8

6.4

%

 ω-3 fatty acids

63.6

1.0

 ω-6 fatty acids

4.6

51.8

 Ratio ω-6 / ω-3

0.07

52.2

 Total SAFA^a

6.4

12.8

 Total MUFA^b

16.4

29.5

 Total PUFA^c

69.5

53.2