Table 8. Nutritional fatty acid profiles of tilapia fillet and rib meat after 8 weeks of dietary treatments.
| Control | Fish oil | Algae meal | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1% | 3% | 5% | 1.75% | 5.26% | 8.77% | P | |||||||||
| Fillet | |||||||||||||||
| mg ALA | 25.9 ± 0.8 | c,d | 33.1 ± 1.5 | a,b | 29.8 ± 0.7 | b,c | 37.1 ± 1.3 | a | 27.8 ± 0.08 | c,d | 25.3 ± 0.6 | c,d | 24.5 ± 0.5 | d | <0.0001 |
| mg EPA | 7.0 ± 1.6 | 32.1 ± 13.5 | 26.5 ± 0.8 | 36.7 ± 11.0 | 6.2 ± 0.5 | 7.2 ± 0.4 | 9.2 ± 0.7 | 0.0558 | |||||||
| mg DPA | 22.4 ± 5.3 | b | 71.4 ± 25.4 | a,b | 70.0 ± 1.6 | a,b | 89.5 ± 20.6 | a | 19.4 ± 0.3 | b | 19.1 ± 1.0 | b | 23.1 ± 1.2 | a,b | 0.0049 |
| mg DHA | 70.6 ± 12.1 | c | 156.7 ± 44.2 | b,c | 159.6 ± 4.4 | b,c | 205.6 ± 29.8 | b | 162.2 ± 6.7 | b,c | 252.3 ± 3.5 | b | 366.4 ± 12.0 | a,b | <0.0001 |
| mg Omega-3 | 151.2 ± 19.0 | b | 320.9 ± 80.4 | a,b | 307.6 ± 6.7 | a,b | 399.4 ± 59.1 | a | 248.9 ± 6.7 | a,b | 324.2 ± 4.5 | a,b | 438.7 ± 14.2 | a | 0.0048 |
| mg Omega-6 | 784.1 ± 45.0 | a,b | 747.7 ± 115.4 | a,b | 633.4 ± 4.1 | a,b | 770.8 ± 81.3 | a,b | 881.4 ± 12.5 | a | 662.5 ± 8.3 | a,b | 566.6 ± 12.0 | b | 0.0436 |
| mg Omega-6:3 | 5.19 ± 0.76 | a | 2.33 ± 1.27 | a,b | 2.06 ± 0.03 | b | 1.93 ± 0.55 | b | 3.54 ± 0.08 | a,b | 2.04 ± 0.02 | b | 1.29 ± 0.03 | b | 0.0056 |
| LC-PUFAs | 100.0 ± 18.1 | b | 260.1 ± 83.0 | a,b | 255.0 ± 5.5 | a,b | 331.7 ± 60.6 | a | 187.8 ± 7.3 | a,b | 278.6 ± 3.6 | a,b | 398.7 ± 13.6 | a | 0.0052 |
| Rib meat | |||||||||||||||
| mg ALA | 53.6 ± 4.0 | 55.7 ± 4.4 | 56.5 ± 4.1 | 54.7 ± 7.3 | 52.7 ± 2.8 | 52.8 ± 1.3 | 55.7 ± 15.0 | 0.9997 | |||||||
| mg EPA | 13.0 ± 3.4 | 46.0 ± 20.0 | 32.4 ± 3.2 | 45.0 ± 16.4 | 10.0 ± 1.1 | 11.3 ± 0.3 | 14.1 ± 4.0 | 0.1202 | |||||||
| mg DPA | 35.7 ± 5.1 | 95.0 ± 37.3 | 85.5 ± 7.0 | 109.4 ± 37.4 | 31.7 ± 1.8 | 33.7 ± 1.3 | 39.1 ± 8.2 | 0.1071 | |||||||
| mg DHA | 263.3 ± 159.7 | 168.7 ± 57.8 | 143.3 ± 7.4 | 201.3 ± 44.0 | 172.1 ± 13.6 | 383.8 ± 24.5 | 357.8 ± 77.8 | 0.3039 | |||||||
| mg Omega-3 | 411.4 ± 160.8 | 402.5 ± 111.0 | 351.1 ± 10.8 | 445.9 ± 99.5 | 313.8 ± 19.0 | 515.1 ± 29.2 | 490.9 ± 47.4 | 0.7810 | |||||||
| mg Omega-6 | 1496.9 ± 132.8 | a | 1133.1 ± 166.0 | a,b | 1030.7 ± 42.6 | a,b | 1154.3 ± 174.0 | a,b | 1375.3 ± 57.4 | a,b | 1326.8 ± 24.7 | a,b | 848.7 ± 35.4 | b | 0.0242 |
| mg Omega-6:3 | 3.64 ± 1.54 | 2.82 ± 1.67 | 2.94 ± 0.18 | 2.59 ± 0.99 | 4.38 ± 0.41 | 2.58 ± 0.10 | 1.73 ± 0.31 | 0.2157 | |||||||
| LC-PUFAs | 311.9 ± 167.1 | 309.7 ± 114.4 | 260.7 ± 17.5 | 355.7 ± 97.3 | 213.7 ± 16.2 | 428.7 ± 26.1 | 411.0 ± 65.8 | 0.7470 | |||||||
All values are presented on a per 4oz (113 gram) serving basis.
Means with standard errors followed by different letters are significantly different (P<0.05).