Table 6.
Fatty acids composition of sunflower seeds, oil and oilcake.
| Fatty Acid 1 | Type | SFS 2 µg/mL |
Relative Level 3 % |
SFOC/PE µg/mL |
Relative Level % |
SFOC/C µg/mL |
Relative Level % |
SFO µg/mL |
Relative Level % |
|---|---|---|---|---|---|---|---|---|---|
| C14:0 | SFA | 2.25 ± 0.20 c | 0.43 ± 0.02 A | 5.05 ± 0.02 a | 0.16 ± 0.04 C | 3.78 ± 0.02 b | 0.31 ± 0.00 B | - | - |
| C15:1 | MUFA | 47.98 ± 0.20 b | 27.60 ± 0.50 B | - | - | 148.28 ± 0.36 a | 36.82 ± 0.09 A | - | - |
| C16:0 | SFA | 38.46 ± 0.11 d | 2.44 ± 0.12 C | 210.89 ± 1.35 a | 2.18 ± 0.12 D | 201.91 ± 0.54 b | 5.52 ± 0.32 A | 41.07 ± 0.04 c | 3.41 ± 0.12 B |
| C16:1 | MUFA | - | - | 0.96 ± 0.00 c | 0.03 ± 0.00 C | 123.01 ± 0.95 a | 10.08 ± 0.53 A | 3.08 ± 0.07 b | 0.77 ± 0.04 B |
| C17:1 | MUFA | - | - | 1.03 ± 0.04 b | 0.06 ± 0.00 B | 4.38 ± 0.02 a | 0.72 ± 0.04 A | - | - |
| C18:0 | SFA | 26.47 ±0.07 c | 2.51 ± 0.06 B | 114.30 ± 0.98 a | 1.77 ± 0.15 C | 26.91 ± 0.18 c | 1.10 ± 0.09 D | 83.77 ± 0.54 b | 10.45 ± 0.34 A |
| C18:1 (w-9) | MUFA | 49.47 ± 0.20 d | 14.10 ± 0.32 C | 629.87 ± 0.35 a | 29.32 ± 0.95 A | 84.06 ± 0.54 b | 10.34 ± 0.45 D | 52.97 ± 0.32 c | 19.81 ± 0.54 B |
| C18:2 (all-trans 9,12) (w-6 t) | PUFA | 3.98 ± 0.01 b | 0.76 ± 0.03 A | 2.90 ± 0.07 c | 0.09 ± 0.04 C | 8.17 ± 0.03 a | 0.67 ± 0.04 B | - | - |
| C18:2 (all-cis 9,12) (w-6) | PUFA | 262.34 ± 0.11 c | 50.32 ± 1.49 C | 2102.26 ± 5.55 a | 65.88 ± 1.55 A | 396.30 ± 0.17 b | 32.81 ± 1.85 D | 255.59 ± 1.32 d | 64.35 ± 0.14 B |
| C18:3 (w-3) | PUFA | 1.70 ± 0.02 c | 0.33 ± 0.04 B | 5.35 ± 0.15 a | 0.17 ± 0.00 C | 2.17 ± 0.12 b | 0.18 ± 0.04 C | 1.83 ± 0.42 c | 0.46 ± 0.02 A |
| C20:1 (w-9) | MUFA | - | - | 1.25 ±0.04 a | 0.04 ± 0.00 A | - | - | - | - |
| C20:4 (w-6) | PUFA | - | - | - | - | 6.07 ± 0.22 a | 0.50 ± 0.03 A | - | - |
| C21:0 | SFA | 7.99 ± 0.07 b | 1.53 ± 0.00 A | 6.68 ± 0.98 c | 0.21 ± 0.07 D | 11.50 ± 0.54 a | 0.95 ± 0.04 B | 3.00 ± 0.22 d | 0.75 ± 0.04 C |
| C23:0 | SFA | - | - | 2.86 ± 0.07 a | 0.09 ± 0.04 A | - | - | - | - |
| C18:2 w-6/C18:3 w-3 | 152.49 ± 0.98 C | 387.53 ± 4.55 A | 182.28 ± 1.95 B | 139.89 ± 0.00 D | |||||
| C18:1 w-9/C18:2 w-6 | 0.28 ± 0.01 C | 0.45 ± 0.01 A | 0.32 ± 0.001 B | 0.31 ± 0.00 B | |||||
| ΣSFAs (%) | 6.90 ± 0.04 C | 4.41 ± 0.09 D | 7.88 ± 0.07 B | 14.61 ± 0.04 A | |||||
| ΣUFAs (%) | 93.1 ± 0.54 B | 95.59 ± 0.98 A | 92.12 ± 1.55 C | 85.39 ± 1.49 D | |||||
| ΣMUFAs (%) | 41.69 ± 1.54 B | 29.46 ± 0.54 C | 57.96 ± 0.32 A | 20.58 ± 0.17 D | |||||
| ΣPUFAs (%) | 51.41 ± 1.32 C | 66.13 ± 0.25 A | 34.16 ± 0.15 D | 64.81 ± 0.35 B | |||||
| ΣSFAs/ΣUFAs | 0.07 ± 0.00 C | 0.05 ± 0.00 C | 0.09 ± 0.00 B | 0.17 ± 0.00 A | |||||
1 C14:0, Myristic; C15:1, Pentadecenoic; C16:0, Palmitic; C16:1, Palmitoleic; C17:1, Heptadecenoic; C18:0, Stearic; C18:1, Oleic; C18:2 (all trans 9.12), Linolelaidic; C18:2 (all-cis 9.12), Linoleic; C18:3, Linolenic; C20:1, Eicosenoic; C20:4, Arachidonic; C21:0, Heneicosanoic acid; C23:0 Trisanoic acids; SFAs, saturated: UFAs, unsaturated; MUFAs, monosaturated; PUFAs, polyunsaturated fatty acids. 2 Values are presented as mean± standard deviation. When followed by different superscript letters (a, b, c, d) they are statistically different at 95% confidence level. 3 Uppercase superscript refers to relative level %. Values with different letters (A, B, C, D) are statistically different at p < 0.05%