| Welsh onion leaves | Fresh onion leaves |
---|---|---|
ORAC values (μmol TE/100 g) | ||
Hydrophilic (H)—ORAC | 844.36 ± 112.72 | 762.13 ± 103.82 |
Lipophilic (L)—ORAC | 43.63 ± 1.36 | 43.65 ± 8.95 |
Total (T)—ORAC | 888.00 ± 112.61 | 805.78 ± 100.32 |
DPPH-free radical-scavenging activity (μmol TE/100 g) | 382.98 ± 26.08 | 406.70 ± 63.64 |
Total phenolic content (mg GAE/100 g) | 25.07 ± 2.02 | 36.53 ± 2.53* |
Quercetin (mg/100 g) | 0.18 ± 0.02 | 5.71 ± 0.11* |
Kaempferol (mg/100 g) | 2.14 ± 0.03 | 0.86 ± 0.02* |
Total vitamin C (mg/100 g) | 24.10 ± 0.45 | 23.36 ± 0.62 |
Carotenoids (μg/100 g) | ||
α-carotene | LOD | LOD |
β-carotene | 2420.56 ± 113.51 | 1529.32 ± 167.77* |
β-cryptoxanthin | 10.11 ± 0.80 | 7.44 ± 1.39* |
Chlorophylls (mg/100Â g) | ||
Chlorophyll a | 10.35 ± 0.16 | 5.96 ± 0.17* |
Chlorophyll b | 27.27 ± 0.56 | 16.82 ± 0.50* |