Table 3 Effect of krill oil on plasma and red blood cell (RBC) fatty acid profile

 SFA

31.8 ± 0.7

31.6 ± 1.0

0.2

40.9 ± 0.6

40.7 ± 0.6

0.8

 MUFA

25.2 ± 2.3

23.6 ± 2.9

0.007

17.5 ± 0.7

17.3 ± 0.9

0.02

 PUFA

42.8 ± 2.7

44.6 ± 3.2

0.005

41.4 ± 0.7

41.8 ± 0.8

0.003

n-6 PUFAs

37.0 ± 2.7

35.1 ± 3.7

0.008

29.9 ± 1.8

28.5 ± 1.7

<0.0001

 C18:2n-6 (LA)

27.7 ± 2.7

26.8 ± 3.5

0.7

9.1 ± 1.0

8.7 ± 1.0

0.02

 C20:3n-6

1.5 ± 0.3

1.3 ± 0.3

0.0008

1.5 ± 0.4

1.4 ± 0.3

0.002

 C20:4n-6 (AA)

7.0 ± 1.6

6.3 ± 1.4

0.0007

15.9 ± 1.5

15.1 ± 1.4

<0.0001

 C22:5n-6

0.1 ± 0.03

0.1 ± 0.02

<0.0001

0.4 ± 0.1

0.4 ± 0.07

<0.0001

n-3 PUFAs

5.7 ± 1.5

9.4 ± 1.6

<0.0001

11.3 ± 1.7

13.2 ± 1.5

<0.0001

 C18:3n-3 (ALA)

0.7 ± 0.2

0.7 ± 0.3

0.8

0.2 ± 0.03

0.2 ± 0.04

0.8

 C20:5n-3 (EPA)

1.1 ± 0.6

3.6 ± 0.8

0.0002

1.2 ± 0.4

2.5 ± 0.4

<0.0001

 C22:5n-3 (DPA)

0.6 ± 0.1

0.8 ± 0.2

<0.0001

2.8 ± 0.4

3.1 ± 0.3

<0.0001

 C22:6n-3 (DHA)

3.2 ± 0.8

3.9 ± 0.7

0.0002

7.0 ± 1.2

7.4 ± 1.0

<0.0001