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The objective of our study was evaluation antioxidant activity of Amaranthus cruentus grain and by-products (flour, cereals and popping). The evaluation was performed by FRAP, DPPH and ABTS methods. FRAP and ABTS assays gave comparable results, DPPH method gave lower values. Among by-products cereal had the highest activity as the least processed product. Additionally, antioxidant capacities of two...
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