Table 2.
Fatty acid composition and total oil content of samples
| Fatty acid | Hemp | Terebinth | Radish | Stinging nettle | Laurel |
|---|---|---|---|---|---|
| Lauric (C12:0) | nd | nd | nd | nd | 17.31 ± 0.66 |
| Palmitic (C16:0) | 7.06 ± 0.11c | 23.34 ± 1.03a | 4.08 ± 0,33d | 7.57 ± 0.04c | 17.53 ± 0.02b |
| Stearic (C18:0) | 2.77 ± 0.09b | 1.51 ± 0.02d | 1.81 ± 0.04c | 4.11 ± 0.01a | 1.80 ± 0.13c |
| Oleic (C18:1) | 10.55 ± 0.19d | 50.58 ± 0.82a | 19.08 ± 1.01c | 19.88 ± 0.02c | 36.41 ± 0.38b |
| Linoleic (C18:2) | 55.48 ± 0.12b | 19.88 ± 0.20c | 10.09 ± 0.76d | 66.37 ± 0.10a | 19.06 ± 0.05c |
| Linolenic (C18:3) | 21.51 ± 0.14a | 1.13 ± 0.01d | 7.02 ± 0.91b | 0.82 ± 0.01e | 1.99 ± 0.01c |
| Heneicosanoic (C21:0) | 0.42 ± 0.14b | 0.19 ± 0.01b | 10.31 ± 1.18 a | 0.34 ± 0.01b | 0.74 ± 0.19b |
| Erucic (C22:1) | nd | nd | 40.83 ± 1.48 | nd | nd |
| ΣSFA | 11.92 ± 0.07 | 25.69 ± 0.25 | 20.61 ± 0.32 | 12.87 ± 0.01 | 41.00 ± 0.17 |
| ΣMUFA | 10.55 ± 0.19 | 53.30 ± 0.30 | 62.28 ± 0.09 | 19.94 ± 0,02 | 37.95 ± 0,16 |
| ΣPUFA | 77.53 ± 0.09 | 21.01 ± 0,11 | 17.11 ± 0.83 | 67.19 ± 0,06 | 21.05 ± 0.03 |
| Total oil content (%) | 31.48 ± 1.19c | 43.12 ± 0.34a | 42.64 ± 1.36a | 30.68 ± 1.78c | 36.82 ± 0.36b |
Fatty acid contents are given as % peak area, For all oils; some fatty acids which have peak areas below 1% are not shown in the table. Each value is the mean ± SD of triplicate determinations
Means with different letters in the rows are significantly different (P < 0.05)
nd not detected, SFA saturated fatty acid, MUFA monounsaturated fatty acid, PUFA polyunsaturated fatty acid