Samples DPPH Assay1 (%) FRAP Assay2 (mM Fe2+/Liter) ABTS Assay3 (mg AEAC/g) 80% methanol     Flesh 88.14  ±  1.42  a 30.52   ±   0.54a 46.71  ±  0.98a Seed 80.84  ±  0.78 b 17.00   ±   0.79 c 41.52  ±  0.36 b Aqueous   Flesh 77.50   ±   0.36 c 26.43   ±   0.76 b 43.29  ±  0.89 b Seed 73.39   ±   0.15 d 13.52   ±   0.21 d 30.38  ±  0.08 c Values are presented as mean ± SD (n = 3) which, with different letters (within column), are significantly different at P<0.05. 1 DPPH free radical scavenging activity was expressed as % of scavenging. 2 FRAP was expressed as μM ferric reduction to ferrous in 1 g of dry sample. 3 ABTS free radical scavenging activity was expressed as mg ascorbic acid equivalent antioxidant capacity (AEAC) in 1 g of dry sample.

Table 2: Antioxidant properties of extracts of different parts of C. odontophyllum, assessed by three different assays.