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. 2022 Nov 16;11(22):3663. doi: 10.3390/foods11223663

Table 5.

Results of antioxidant properties of the raw and powdered residues of white cabbage (WC) and broccoli (B). HAD: hot-air drying at 50, 60 and 70 °C, FD: freeze drying; C: chopped; G: ground. Mean ± standard deviation.

Sample Total Phenols (mg GAE/gdm) Total Flavonoids (mg QE/gdm) DPPH
(mg TE/gdm)
ABTS
(mg TE/gdm)
WC_G_HAD50 3.3 ± 0.2 a 2.5 ± 0.7 a 1.5 ± 0.3 ab 49 ± 3 b
WC_C_HAD50 3.7 ± 0.8 a 4.0 ± 1.0 cd 3.0 ± 0.6 d 51 ± 10 b
WC_G_HAD60 3.3 ± 0.5 a 2.6 ± 0.7 ab 1.3 ± 0.3 a 49 ± 6 b
WC_C_HAD60 4.1 ± 1.1 ab 3.7 ± 0.6 bc 2.17 ± 0.14 c 59.6 ± 1.2 b
WC_G_HAD70 4.8 ± 0.9 bc 4.1 ± 1.2 cd 1.4 ± 0.7 a 48 ± 6 b
WC_C_HAD70 5.4 ± 0.4 c 4.9 ± 0.6 d 2.048 ± 0.016 abc 58 ± 15 b
WC_G_FD 4.0 ± 1.2 ab 1.8 ± 0.4 a 1.85 ± 0.14 abc 25 ± 6 a
WC raw 3.9 ± 0.4 a 1.8 ± 0.3 a 2.08 ± 0.17 bc 30 ± 2 a
B_G_HAD50 3.5 ± 0.6 a 2.2 ± 0.4 a 2.60 ± 1.05 ab 69 ± 4 b
B_C_HAD50 4.8 ± 0.5 b 3.1 ± 0.2 b 3.1 ± 0.4 bcd 83 ± 11 c
B_G_HAD60 3.9 ± 0.6 ab 2.6 ± 0.4 ab 2.1 ± 0.3 a 88 ± 11 cd
B_C_HAD60 4.4 ± 0.5 ab 3.6 ± 0.8 c 2.7 ± 0.5 abc 98 ± 14 de
B_G_HAD70 6.7 ± 1.2 c 5.3 ± 0.4 e 2.4 ± 0.4 ab 90 ± 10 cd
B_C_HAD70 8 ± 2 d 8.1 ± 0.4 f 3.40 ± 0.17 cd 108 ± 8 e
B_G_FD 4.3 ± 1.2 ab 5.50 ± 0.03 e 2.9 ± 0.9 bcd 50 ± 5 a
B raw 5.0 ± 1.0 b 4.6 ± 0.7 d 3.7 ± 0.3 d 34.0 ± 1.6 a

a,b,c… Different superscript letters in the same column for the same residue indicate statistically significant differences at the 95% confidence level (p-value < 0.05).