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Table 1 Dietary fatty acid composition

From: Supplementation of diet with krill oil protects against experimental rheumatoid arthritis

Fatty acid Control Fish Oil Krill Oil
  g/100 g diet
18:3 (n-3) 0.26 0.26 0.29
18:4 (n-3) - 0.05 0.08
20:5 (n-3 - 0.29 0.30
22:6 (n-3) - 0.18 0.14
Σ n-3 0.26 0.78 0.81
18:2 (n-6) 2.07 2.23 2.22
20:4 (n-6) - 0.01 0.01
Σ n-6 2.07 2.24 2.23
(n-6)/(n-3) 7.85 2.86 2.76
18:1 (n-9) 2.34 2.72 2.25
Σ unsaturated 4.68 5.74 5.29
12:0 1.09 0.04 0.02
14:0 0.39 0.20 0.38
16:0 0.58 0.78 1.09
18:0 0.22 0.21 0.19
20:0 0.03 0.04 0.03
Σ saturated 2.32 1.26 1.71
Unsaturated/saturated 2.02 4.54 3.10