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International Journal of Phytomedicine and Phytotherapy

Table 4 Means for ABTS and metal chelating assay of ginger extract

From: Comparison and HPLC quantification of antioxidant profiling of ginger rhizome, leaves and flower extracts

  Treatments Ginger Part Means
Rhizome Leaves Flower
ABTS
μmol TE/g
Methanol 81.54 ± 3.18 92.88 ± 3.62 84.24 ± 3.29 86.22 ± 3.36b
Ethanol 96.26 ± 4.04 118.43 ± 4.97 103.00 ± 4.33 105.90 ± 4.45a
Water 72.64 ± 2.54 91.74 ± 3.21 77.66 ± 2.72 80.68 ± 2.84c
Means 83.47 ± 3.34c 101.02 ± 4.04a 88.30 ± 3.53b  
Metal Chelating % Methanol 15.02 ± 0.53 31.36 ± 1.10 18.48 ± 0.65 21.62 ± 0.76b
Ethanol 17.98 ± 0.76 35.16 ± 1.48 21.32 ± 0.90 24.82 ± 1.04a
Water 13.86 ± 0.54 29.54 ± 1.15 16.30 ± 0.64 19.90 ± 0.78c
Means 15.62 ± 0.62b 32.02 ± 1.28a 18.70 ± 0.78b  
  1. Means carrying same letters do not differ significantly