Table 2 Antioxidant activity of rice protein hydrolysate (RPH) fractions.

From: Effects of molecular weight fraction on antioxidation capacity of rice protein hydrolysates

RPH fraction

IC50 of DPPH

(mg/mL)

IC50 of ABTS

(mg/mL)

Reducing power

(mg AAE/g)

ORAC

(μmol TE/g)

 < 1 kDa

26.7 ± 1.13

2.37 ± 0.02

1.6 ± 0.19

774

1–10 kDa

38.5 ± 2.54

1.82 ± 0.02

0.8 ± 0.14

576

 > 10 kDa

39.4 ± 1.19

1.29 ± 0.20

0.8 ± 0.13

603

  1. IC50: Half maximal inhibitory concentration.