Peroxide, p-anisidine, and TOTOX value of rice bran oil from white (WRB), red (RRB), and black (BRB) rice bran obtained by 1-, 1.5-, and 2-hours of extraction. (x-axis labels consists of rice bran type abbreviations and the number represents days of incubation. Bars indicate standard deviations (n = 3). PV: peroxide value; p-AnV: p-anisidine value; TOTOX: total oxidation; mEq: milliequivalent; WRB: white rice bran; RRB: red rice bran; BRB: black rice bran).