Table 3.
Fatty acid composition of the outer (sn-1,3) and inner (sn-2) triacylglycerol (TAG) positions of the tested pomegranate seed oils.
| Fatty Acid | Composition (%) | ||||
|---|---|---|---|---|---|
| Oil A | Oil B | Oil C | Oil D | ||
| C16:0 | TAG | 4.28 ± 0.04 b | 3.81 ± 0.01 a | 4.50 ± 0.01 c | 5.02 ± 0.06 d |
| sn-2 | 3.22 ± 0.66 ab | 3.75 ± 0.26 b | 2.36 ± 0.08 a | 2.76 ± 0.05 ab | |
| sn-1,3 | 4.81 ± 0.33 b | 3.84 ± 0.13 a | 5.57 ± 0.04 c | 6.15 ± 0.02 d | |
| C18:0 | TAG | 3.05 ± 0.01 bc | 2.87 ± 0.13 b | 3.11 ± 0.03 c | 2.67 ± 0.01 a |
| sn-2 | 1.5 ± 0.13 a | 2.10 ± 0.03 b | 1.32 ± 0.01 a | 1.42 ± 0.04 a | |
| sn-1,3 | 3.83 ± 0.07 b | 3.26 ± 0.01 a | 4.01 ± 0.01 c | 3.30 ± 0.02 a | |
| C18:1 n-9 | TAG | 18.92 ± 0.06 c | 7.65 ± 0.53 a | 19.95 ± 0.08 d | 17.35 ± 0.06 b |
| sn-2 | 18.59 ± 1.29 c | 10.33 ± 0.25 a | 18.14 ± 0.15 c | 15.88 ± 0.08 b | |
| sn-1,3 | 19.09 ± 0.65 c | 6.31 ± 0.13 a | 20.86 ± 0.07 d | 18.09 ± 0.04 b | |
| C18:2 n-6 | TAG | 27.47 ± 0.06 b | 8.40 ± 0.06 a | 29.01 ± 0.09 c | 31.53 ± 0.17 d |
| sn-2 | 32.24 ± 1.35 b | 17.43 ± 0.46 a | 31.84 ± 0.50 b | 33.09 ± 0.17 b | |
| sn-1,3 | 25.09 ± 0.68 b | 3.89 ± 0.23 a | 27.60 ± 0.25 c | 30.75 ± 0.08 d | |
|
C18:3
(9c, 11t, 13c) |
TAG | 41.68 ± 0.15 c | 67.36 ± 1.07 d | 39.82 ± 0.16 b | 27.03 ± 0.14 a |
| sn-2 | 29.72 ± 1.66 a | 48.67 ± 0.54 c | 35.49 ± 0.34 b | 29.41 ± 0.30 a | |
| sn-1,3 | 47.66 ± 0.83c | 76.71 ± 0.27 d | 41.99 ± 0.17 b | 25.84 ± 0.15 a | |
The different lowercase letters indicate significantly different values (p ≤ 0.05). Data are presented as mean values followed by standard deviation (±SD).