Table 2.
Fatty acid composition (%) and health indices for tested pomegranate seed oils.
| Composition after Opening (%) | Composition after Storage (%) | |||||||
|---|---|---|---|---|---|---|---|---|
| Fatty Acid |
Oil A | Oil B | Oil C | Oil D | Oil A | Oil B | Oil C | Oil D |
| C16:0 | 4.28 ± 0.04 | 3.81 ± 0.00 | 4.50 ± 0.01 | 5.02 ± 0.06 | 4.22 ± 0.02 | 3.21 ± 0.01 | 4.34 ± 0.02 | 4.52 ± 0.40 |
| C18:0 | 3.05 ± 0.01 | 2.87 ± 0.13 | 3.11 ± 0.01 | 2.67 ± 0.01 | 2.98 ± 0.03 | 2.64 ± 0.01 | 3.09 ± 0.01 | 2.68 ± 0.04 |
|
C18:1
n-9 |
18.92 ± 0.06 | 7.65 ± 0.53 | 19.95 ± 0.08 | 17.35 ± 0.06 | 18.74 ± 0.06 | 6.91 ± 0.06 | 19.63 ± 0.02 | 17.30 ± 0.34 |
|
C18:2
n-6 |
27.47 ± 0.06 | 8.40 ± 1.17 | 29.01 ± 0.09 | 31.53 ± 0.17 | 27.34 ± 0.05 | 7.15 ± 0.01 | 28.62 ± 0.02 | 30.67 ± 0.71 |
|
C18:3
n-3 |
0.15 ± 0.01 | 0.02 ± 0.01 | 0.04 ± 0.01 | 0.81 ± 0.01 | 0.15 ± 0.01 | 0.02 ± 0.01 | 0.04 ± 0.01 | 0.78 ± 0.08 |
| C20:0 | 0.47 ± 0.01 | 0.57 ± 0.06 | 0.44 ± 0.01 | 0.43 ± 0.01 | 0.46 ±0.01 | 0.56 ± 0.00 | 0.45 ± 0.01 | 0.60 ± 0.21 |
|
C20:1
n-9 |
0.61 ± 0.01 | 0.81 ± 0.06 | 0.56 ± 0.01 | 0.59 ± 0.01 | 0.59 ± 0.01 | 0.87 ± 0.01 | 0.56 ± 0.01 | 0.70 ± 0.12 |
|
C20:3
n-3 |
0.49 ± 0.01 | 0.10 ± 0.05 | 0.42 ± 0.02 | 0.35 ± 0.05 | 0.44 ± 0.03 | 0.13 ± 0.01 | 0.45 ± 0.01 | 0.35 ± 0.16 |
|
C18:3
(9c, 11t, 13c) |
41.68 ± 0.15 | 67.36 ± 1.07 | 39.82 ± 0.16 | 27.03 ± 0.14 | 42.12 ± 0.34 | 69.74 ± 0.17 | 40.48 ± 0.11 | 27.41 ± 0.47 |
| Other 1 | 2.51 ± 0.01 | 6.83 ± 0.43 | 1.85 ± 0.01 | 8.74 ± 0.06 | 2.56 ± 0.10 | 7.02 ± 0.25 | 2.04 ± 0.03 | 9.09 ± 0.03 |
| Other 2 | 0.41 ± 0.01 | 1.61 ± 0.15 | 0.29 ± 0.01 | 5.51 ± 0.05 | 0.43 ± 0.02 | 1.78 ± 0.01 | 0.33 ± 0.01 | 7.59 ± 2.15 |
| Σ MUFA | 19.50 c | 8.45 a | 20.51 d | 17.94 b | 19.33 c | 7.77 a | 20.19 cd | 17.00 b |
| Σ PUFA * | 28.1 b | 8.51 a | 29.46 b | 32.67 c | 27.92 b | 7.29 a | 29.10 b | 31.80 c |
| Σ SFA | 7.8 cd | 7.25 b | 8.05 cd | 8.11 d | 7.66 c | 6.40 a | 7.87 cd | 7.80 cd |
| CLnA | 41.68 c | 67.36 d | 39.84 b | 27.03 a | 42.10 c | 69.74 e | 40.48 bc | 27.41 a |
| Σ other | 2.92 | 8.43 | 2.14 | 14.25 | 2.99 | 8.8 | 2.36 | 15.99 |
| Health Indices | ||||||||
| AI | 0.15 | 0.45 | 0.15 | 0.15 | 0.15 | 0.44 | 0.14 | 0.14 |
| TI | 0.06 | 0.19 | 0.06 | 0.06 | 0.07 | 0.20 | 0.07 | 0.06 |
| h/H | 13.01 | 4.44 | 13.00 | 12.95 | 13.13 | 4.50 | 13.31 | 13.99 |
MUFA—monounsaturated fatty acid; PUFA—polyunsaturated fatty acid; SFA—saturated fatty acid; CLnA—conjugated linolenic acid; AI—atherogenic index; TI—thrombogenic index; h/H—hypocholesterolemic/hypercholesteremic index. * Total PUFAs without CLnA acid. The different lowercase letters indicate significantly different values (p ≤ 0.05). Data are presented as mean values followed by standard deviation (±SD).