Date Palm Seed Oil (Phoenix dactylifera L.) Green Extraction: Physicochemical Properties, Antioxidant Activities, and Phenolic and Fatty Acid Profiles

Date palm seed oil is among the precious vegetable oils with low yield, whose extraction is commonly done with organic solvents which cause serious problems. This study aims to assess the effectiveness of orange peel essential oil as biosolvent for date seed oil extraction. Green extraction was cond...

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Main Authors: Hammadi Hamza, Walid Elfalleh, Kameleddine Nagaz
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Journal of Food Quality
Online Access:http://dx.doi.org/10.1155/2021/2394220
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author Hammadi Hamza
Walid Elfalleh
Kameleddine Nagaz
author_facet Hammadi Hamza
Walid Elfalleh
Kameleddine Nagaz
author_sort Hammadi Hamza
collection DOAJ
description Date palm seed oil is among the precious vegetable oils with low yield, whose extraction is commonly done with organic solvents which cause serious problems. This study aims to assess the effectiveness of orange peel essential oil as biosolvent for date seed oil extraction. Green extraction was conducted by Soxhlet apparatus as well as by soaking and compared with the Soxhlet method using petroleum ether. The GC-MS analysis of orange peel essential oil confirmed its richness with limonene (94.31%), which justifies its usefulness as green solvent. The latter gave higher yields, the extracted bio-oil was light brown with pleasant odor, and the characteristics were consistent with international standards. Based on the GC profiles, obtained oils were similar using both solvents, and the major compounds were oleic and lauric acids. The bio-oil phenolic content and the antioxidant activity were high, and the major compounds were the protocatechuic, chlorogenic, and 4-O-caffeoylquinic acids. Gallic and p-coumaric acids were the major compounds for oil extracted by petroleum ether.
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publishDate 2021-01-01
publisher Wiley
record_format Article
series Journal of Food Quality
spelling doaj-art-3157d139941a4bc79084ae3065bbd1e52025-02-03T01:04:34ZengWileyJournal of Food Quality0146-94281745-45572021-01-01202110.1155/2021/23942202394220Date Palm Seed Oil (Phoenix dactylifera L.) Green Extraction: Physicochemical Properties, Antioxidant Activities, and Phenolic and Fatty Acid ProfilesHammadi Hamza0Walid Elfalleh1Kameleddine Nagaz2Arid and Oases Cropping Laboratory, Arid Area Institute, Medenine 4119, TunisiaInstitut Supérieur des Sciences Appliquées et de Technologie de Gabès, Université de Gabès, Gabès 6072, TunisiaArid and Oases Cropping Laboratory, Arid Area Institute, Medenine 4119, TunisiaDate palm seed oil is among the precious vegetable oils with low yield, whose extraction is commonly done with organic solvents which cause serious problems. This study aims to assess the effectiveness of orange peel essential oil as biosolvent for date seed oil extraction. Green extraction was conducted by Soxhlet apparatus as well as by soaking and compared with the Soxhlet method using petroleum ether. The GC-MS analysis of orange peel essential oil confirmed its richness with limonene (94.31%), which justifies its usefulness as green solvent. The latter gave higher yields, the extracted bio-oil was light brown with pleasant odor, and the characteristics were consistent with international standards. Based on the GC profiles, obtained oils were similar using both solvents, and the major compounds were oleic and lauric acids. The bio-oil phenolic content and the antioxidant activity were high, and the major compounds were the protocatechuic, chlorogenic, and 4-O-caffeoylquinic acids. Gallic and p-coumaric acids were the major compounds for oil extracted by petroleum ether.http://dx.doi.org/10.1155/2021/2394220
spellingShingle Hammadi Hamza
Walid Elfalleh
Kameleddine Nagaz
Date Palm Seed Oil (Phoenix dactylifera L.) Green Extraction: Physicochemical Properties, Antioxidant Activities, and Phenolic and Fatty Acid Profiles
Journal of Food Quality
title Date Palm Seed Oil (Phoenix dactylifera L.) Green Extraction: Physicochemical Properties, Antioxidant Activities, and Phenolic and Fatty Acid Profiles
title_full Date Palm Seed Oil (Phoenix dactylifera L.) Green Extraction: Physicochemical Properties, Antioxidant Activities, and Phenolic and Fatty Acid Profiles
title_fullStr Date Palm Seed Oil (Phoenix dactylifera L.) Green Extraction: Physicochemical Properties, Antioxidant Activities, and Phenolic and Fatty Acid Profiles
title_full_unstemmed Date Palm Seed Oil (Phoenix dactylifera L.) Green Extraction: Physicochemical Properties, Antioxidant Activities, and Phenolic and Fatty Acid Profiles
title_short Date Palm Seed Oil (Phoenix dactylifera L.) Green Extraction: Physicochemical Properties, Antioxidant Activities, and Phenolic and Fatty Acid Profiles
title_sort date palm seed oil phoenix dactylifera l green extraction physicochemical properties antioxidant activities and phenolic and fatty acid profiles
url http://dx.doi.org/10.1155/2021/2394220
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AT walidelfalleh datepalmseedoilphoenixdactyliferalgreenextractionphysicochemicalpropertiesantioxidantactivitiesandphenolicandfattyacidprofiles
AT kameleddinenagaz datepalmseedoilphoenixdactyliferalgreenextractionphysicochemicalpropertiesantioxidantactivitiesandphenolicandfattyacidprofiles