Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products

Coconut is widely used as a food source in producing countries, and during consumption, the waste that is generated needs to be reduced through by-products processing to ensure environmental sustainability. This study aimed to assess the functionality of by-products (endoand mesocarp) of coconuts at...

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Main Authors: Leliana, Lulum, Setyaningsih, Widiastuti, Palma, Miguel, Supriyadi, Supriyadi, Santoso, Umar
Format: Article
Language:English
Published: MDPI 2022
Subjects:
Online Access:https://repository.ugm.ac.id/280296/1/Leliana_TP.pdf
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author Leliana, Lulum
Setyaningsih, Widiastuti
Palma, Miguel
Supriyadi, Supriyadi
Santoso, Umar
author_facet Leliana, Lulum
Setyaningsih, Widiastuti
Palma, Miguel
Supriyadi, Supriyadi
Santoso, Umar
author_sort Leliana, Lulum
collection UGM
description Coconut is widely used as a food source in producing countries, and during consumption, the waste that is generated needs to be reduced through by-products processing to ensure environmental sustainability. This study aimed to assess the functionality of by-products (endoand mesocarp) of coconuts at early and mature stages. The aqueous and ethanolic (50 and 100% ethanol in water) extracts of coconut by-products were evaluated for the DPPH radical scavenging activity and subjected to linoleic acid-β-carotene system assay in contrast with synthetic antioxidants. Ultrasound-producing extract of young coconut mesocarp provided the highest antioxidant activity with a lower IC50 value (117 μg mL−1) than butylhydroxytoluene (BHT, 170 μg mL−1). Based on the linoleic acid-β-carotene system assay, the extract exhibited a higher antioxidant activity (1.25×) than tertiary butylhydroquinone (TBHQ, 200 μg mL−1); and comparable with butylhydroxyanisole (BHA, 250 μg mL−1). Therefore, extracts of coconut by-products, particularly the young mesocarp, can be an alternative natural antioxidant.
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spelling oai:generic.eprints.org:2802962023-11-09T05:53:14Z https://repository.ugm.ac.id/280296/ Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products Leliana, Lulum Setyaningsih, Widiastuti Palma, Miguel Supriyadi, Supriyadi Santoso, Umar Food Sciences Engineering Coconut is widely used as a food source in producing countries, and during consumption, the waste that is generated needs to be reduced through by-products processing to ensure environmental sustainability. This study aimed to assess the functionality of by-products (endoand mesocarp) of coconuts at early and mature stages. The aqueous and ethanolic (50 and 100% ethanol in water) extracts of coconut by-products were evaluated for the DPPH radical scavenging activity and subjected to linoleic acid-β-carotene system assay in contrast with synthetic antioxidants. Ultrasound-producing extract of young coconut mesocarp provided the highest antioxidant activity with a lower IC50 value (117 μg mL−1) than butylhydroxytoluene (BHT, 170 μg mL−1). Based on the linoleic acid-β-carotene system assay, the extract exhibited a higher antioxidant activity (1.25×) than tertiary butylhydroquinone (TBHQ, 200 μg mL−1); and comparable with butylhydroxyanisole (BHA, 250 μg mL−1). Therefore, extracts of coconut by-products, particularly the young mesocarp, can be an alternative natural antioxidant. MDPI 2022-04-30 Article PeerReviewed application/pdf en https://repository.ugm.ac.id/280296/1/Leliana_TP.pdf Leliana, Lulum and Setyaningsih, Widiastuti and Palma, Miguel and Supriyadi, Supriyadi and Santoso, Umar (2022) Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products. Agronomy, 2022 (12). pp. 1-14. ISSN 2073-4395 https://www.mdpi.com/journal/agronomy https://doi.org/10.3390/agronomy12051102
spellingShingle Food Sciences
Engineering
Leliana, Lulum
Setyaningsih, Widiastuti
Palma, Miguel
Supriyadi, Supriyadi
Santoso, Umar
Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products
title Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products
title_full Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products
title_fullStr Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products
title_full_unstemmed Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products
title_short Antioxidant Activity of Aqueous and Ethanolic Extracts of Coconut (Cocos nucifera) Fruit By-Products
title_sort antioxidant activity of aqueous and ethanolic extracts of coconut cocos nucifera fruit by products
topic Food Sciences
Engineering
url https://repository.ugm.ac.id/280296/1/Leliana_TP.pdf
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