Research Article
Quality Evaluation of Oil from Seeds of Wild Plant Tylosema fassoglensis in Kenya
Table 1
Comparison of physicochemical properties of T. fassoglensis oil with other seed oils.
| Parameter | Tylosema | Cotton | Soy bean | Groundnut | Sunflower | Canola |
| Acid value (mg KOH/g) | 2.49 ± 0.56 | 11.50 ± 0.33 | 2.72 ± 0.17 | 4.40 ± 0.10 | 1.02 ± 76 | 0.071 ± 0.49 | Iodine value (gm I/100 gm) | 94.06 ± 0.14 | 94.7 ± 0.12 | 119.21 ± 0.40 | 95.30 ± 0.43 | 119.92 ± 0.00 | 116.10 ± 0.50 | Peroxide value (meq/kg) | 6.34 ± 0.58 | 9.25 ± 0.47 | 21.38 ± 1.61 | 1.97 ± 0.10 | 6.32 ± 12 | 7.36 ± 0.14 | Refractive index (at 40°C) | 1.47 ± 0.33 | 1.46 ± 0.56 | 1.47 ± 0.10 | 1.46 ± 0.50 | 1.47 ± 12 | 1.46 ± 0.00 | Saponification value (mg KOH/g) | 145.93 ± 0.69 | 189 ± 0.38 | 199.63 ± 1.81 | 189.90 ± 0.10 | 182.23 ± 0.37 | 184.10 ± 0.61 | Unsaponifiable matter (g/kg) | 5.87 ± 0.47 | 1.5 ± 0.11 | 1.76 ± 0.28 | 5.77 ± 0.25 | 1.5 ± 0.06 | 1.394 ± 0.3 |
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Values are mean ± SD for triplicate determinations; source: FAO/WHO [9].
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