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International Journal of Phytomedicine and Phytotherapy

Table 5 Antioxidant activities of African wild lettuce leaf samples

From: Nutritional, antioxidant, angiotensin-converting-enzyme and carbohydrate-hydrolyzing-enzyme inhibitory activities of underutilized leafy vegetable: African wild lettuce (Lactuca taraxacifolia Willd)

Sample WLF WLE WLR WPI
Fe Chelation% 8.26 ± 0.09c 34.43 ± 0.09b 5.84 ± 0.09c 36.64 ± 0.19a
DPPH% 18.28 ± 0.04d 70.85 ± 0.04b 53.07 ± 0.04c 91.88 ± 0.04a
ABTS mg/g 205.36 ± 12.63b 339.29 ± 25.21a 169.64 ± 12.62b 383.92 ± 12.62a
FRAPS mg/g 47.46 ± 0.021c 49.92 ± 0.04b 44.17 ± 0.02d 50.33 ± 0.02a
OH % 74.00 ± 7.68ab 60.00 ± 6.46b 74.57 ± 7.67ab 80.29 ± 2.82a
  1. aWLF Wild lettuce powder, WLE Wild lettuce extracts, WLR Wild lettuce residue, WPI Wild lettuce protein isolate
  2. bMeans followed by different letters are significantly different (p < 0.05) according to Duncan post-hoc test; means of three replicates ± standard deviation