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 ± 73.36^a	3.54 ± 0.85^a	5.22 ± 0.34^a	235.05 ± 9.39^a
Deglet Nour (California) (DNC)	1047.34 ± 61.20^b	3.33 ± 0.86^a	3.80 ± 0.77^b	189.11 ± 14.61^c
Deglet Nour (Tunisia) (DNT)	795.74 ± 59.36^c	3.50 ± 0.88^a	4.65 ± 0.83^ab	243.05 ± 19.35^a
Shahia (Tunisia) (SHT)	451.80 ± 32.19^d	3.27 ± 0.81^a	3.70 ± 0.47^b	202.49 ± 17.74^c
Barni (Saudi Arabia) (BSA)	775.97 ± 65.87^c	3.31 ± 0.80^a	4.03 ± 0.22^ab	224.28 ± 17.77^b
Khudri (Saudi Arabia) (KSA)	341.38 ± 71.79^d	3.35 ± 0.78^a	3.29 ± 0.41^ab	206 ± 15.33^b

Data is mean of three replicates ± standard error. Means with different letters in the same column are significantly different at .