Antioxidant capacity, nutritional and phytochemical content of peanut (Arachis hypogaea L.) shells and roots

Sim, E. W. and Lai, S. Y. and Chang, Y. P. (2012) Antioxidant capacity, nutritional and phytochemical content of peanut (Arachis hypogaea L.) shells and roots. African Journal of Biotechnology, 11 (53). pp. 11547-11551.

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Abstract

This study evaluated antioxidant capacity, nutritional and phytochemical content of shells and roots of peanut (Arachis Hypogaea L.) for potential utilizations. Total dietary fiber, protein, ash and alkaloid per 100 g dry weight samples ranged from 58.8 to 78.2 g, 5.8 to 6.1 g, 6.6 to 21.7 g and 5 to 23.8 g, respectively. While total phenolic, total saponins and phytic acid per 100 g dry weight samples ranged from 175 to 431 mg tannic acid equivalent, 10.8 to 23.4 mg and 108 to 159 mg, respectively. Peanut roots exhibited the highest total dietary fiber, phytochemical content and the highest α,α-diphenyl-β-picrylhydrazyl (DPPH) radical scavenging activity.

Item Type: Article
Additional Information: This study was supported by Universiti Tunku Abdul Rahman, Malaysia. Authors are thankful to the reviewers for their critical inputs on this manuscript.
Uncontrolled Keywords: Arachis hypogaea L, peanut shell, peanut root, total dietary fiber, phytochemical, antioxidant.
Author Affiliation: Department of Chemical Science, Faculty of Science, Universiti Tunku Abdul Rahman, Malaysia.
Subjects: Plant Protection
Divisions: Groundnut
Depositing User: Mr Siva Shankar
Date Deposited: 14 Jul 2012 09:21
Last Modified: 14 Jul 2012 09:22
Official URL: http://dx.doi.org/10.5897/AJB11.4027
URI: http://eprints.icrisat.ac.in/id/eprint/6757

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