Table 1.

Concentrations of vitamin E congeners (µg/g) in ethanolic and hexanic rice bran extracts (RBE) measured by high-performance liquid chromatography (HPLC) with fluorescence detection.

Vitamin E Congener (µg/g)	Ethanolic RBE	Hexanic RBE
α-Tocopherol	86	112
β-Tocopherol	71	163
γ-Tocopherol	288	163
δ-Tocopherol	93	209
α-Tocotrienol	55	59
β-Tocotrienol	not detected	not detected
γ-Tocotrienol	2226	1791
δ-Tocotrienol	266	591
Total vitamin E	3084	3088