| Samples | Total mesophilic aerobic flora (CFU/g) | Total coliforms (CFU/g) | Thermo-tolerant coliforms (UFC/g) | Yeasts and molds (CFU/g) |
| Tiger nuts dry form | ||||
| 1 | 2.0 × 107 | 3.5 × 105 | 2.5 × 105 | 3.4 × 106 |
| 2 | 2.1 × 106 | 6.8 × 103 | 4.2 × 103 | 7.0 × 105 |
| 3 | 6.0 × 107 | 4.8 × 105 | 1.6 × 105 | 1.2 × 107 |
| 4 | 1.9 × 106 | 1.3 × 103 | 6.7 × 102 | 3.2 × 105 |
| 5 | 2.5 × 107 | 6.4 × 103 | 4.4 × 103 | 4.6 × 106 |
| 6 | 1.5 × 105 | 9.5 × 102 | 5.8 × 102 | 1.2 × 105 |
| Mean ± SD | 1.82 ± 2.30 × 107 | 1.41 ± 2.16 × 105 | 7.0 ± 10.8 × 104 | 3.52 ± 4.54 × 106 |
| Tiger nuts rehydrated form | ||||
| 1 | 5.5 × 105 | 4.6 × 103 | 3.1 × 103 | 3.1 × 103 |
| 2 | 3.8 × 106 | 2.6 × 104 | 1.3 × 104 | 2.6 × 106 |
| 3 | 1.9 × 107 | 2.6 × 104 | 2.1 × 104 | 1.0 × 103 |
| 4 | 1.2 × 106 | 4.6 × 105 | 4.2 × 105 | 1.1 × 102 |
| 5 | 1.7 × 106 | 4.4 × 105 | 4.3 × 105 | 5.9 × 101 |
| 6 | 2.9 × 106 | 3.8 × 105 | 2.1 × 105 | 2.1 × 102 |
| Mean ± SD | 4.86 ± 7.03 × 106 | 2.23 ± 2.25 × 105 | 1.83 ± 2.03 × 105 | 4.34 ± 10.6 × 105 |