Table 6.
Determination of tocopherols of the Podravka and Slavonka pepper seed oil obtained by SC-CO2 extraction and cold pressing.
| OILS | |||||
|---|---|---|---|---|---|
| Parameters | Unit | Cold Pressed Oil of Podravka Pepper Seeds | Cold Pressed Oil of Slavonka Pepper Seeds | SC-CO2 Oil of Podravka Pepper Seeds | SC-CO2 Oil of Slavonka Pepper Seeds |
| α-tocopherol | mg/100 g | <LQ1 | <LQ | <LQ | <LQ |
| α-tocopherol acetate | mg/100 g | <LQ | <LQ | <LQ | <LQ |
| β-tocopherol | mg/100 g | <LQ | <LQ | <LQ | <LQ |
| δ-tocopherol | mg/100 g | <LQ | <LQ | <LQ | <LQ |
| γ-tocopherol | mg/100 g | 80.1 ± 1.47 a | 65.3 ± 2.06 b | 44.7 ± 0.64 c | 16.0 ± 0.78 d |
| α-tocotrienol | mg/100 g | <LQ | <LQ | <LQ | <LQ |
| Vitamin E (tocoph. Equi.) | mg/100 g | 8.01 ± 0.15 a | 6.53 ± 0.21 b | 4.47 ± 0.06 c | 1.60 ± 0.08 d |
| Vitamin E (UI2) | UI/100 g | 11.90 ± 0.22 a | 9.73 ± 0.31 b | 6.66 ± 0.10 c | 2.38 ± 0.12 d |
Values are mean ± SD of three replicates; different letters within the same row indicate significant differences (p < 0.05). 1 limit of quantification (LQ) 2 international unit (UI).