Research Article
Antioxidants Activity and Color Evaluation of Date Fruit of Selected Cultivars Commercially Available in the United States
Table 1
Antioxidant activity of different date fruit cultivars as determined by ABTS, DPPH, FRAP, and ORAC assays.
| Cultivars | Antioxidant activity (μmol Trolox equiv./g dry weight) | ABTS | DPPH | FRAP | ORAC |
| Deglet Nour (Algeria) (DNA) | 1300.50 ± 73.36a | 3.54 ± 0.85a | 5.22 ± 0.34a | 235.05 ± 9.39a | Deglet Nour (California) (DNC) | 1047.34 ± 61.20b | 3.33 ± 0.86a | 3.80 ± 0.77b | 189.11 ± 14.61c | Deglet Nour (Tunisia) (DNT) | 795.74 ± 59.36c | 3.50 ± 0.88a | 4.65 ± 0.83ab | 243.05 ± 19.35a | Shahia (Tunisia) (SHT) | 451.80 ± 32.19d | 3.27 ± 0.81a | 3.70 ± 0.47b | 202.49 ± 17.74c | Barni (Saudi Arabia) (BSA) | 775.97 ± 65.87c | 3.31 ± 0.80a | 4.03 ± 0.22ab | 224.28 ± 17.77b | Khudri (Saudi Arabia) (KSA) | 341.38 ± 71.79d | 3.35 ± 0.78a | 3.29 ± 0.41ab | 206 ± 15.33b |
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Data is mean of three replicates ± standard error. Means with different letters in the same column are significantly different at .
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