Canola Seed Meal as a Potential Source of Natural Antioxidant

Document Type : Original Article

Authors

Food & Dairy Science & Technology Dept., Faculty of Agriculture, Damanhour university, Damanhour, Behera Governorate, Egypt

Abstract

In the present study seeds of Brassica napus L. (canola) and its defatted meal were utilized separately in order to obtain methanol extract which used after lyophilization for total phenols content (TPC), total flavonoids (TF) and α-Tocopherolcontents, antioxidant activity determination and phenolic compounds profiling with HPLC. The results showed a high total phenols, total flavonoids and α-Tocopherolcontents with superior antioxidant activity for canola meal extract (32% increase than seeds extract). The major phenolic compounds were Vanillic acid and Syringic acid with levels of 783.66 and 52.24 (µg/g extract); respectively, while, the major flavonoid compound was Rutin (631.13 µg/g extract).  Scientific researches should be focused on the utilization of Canola seed meal (CM) as a potential natural source of such phytochemicals.

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