In vitro evaluation of biological properties of high-added value ingredients (date juice and date powder) obtained from date co-products

The commercialization of fresh dates results in a significant amount of waste, with approximately 30 % of dates being discarded due to low-grade classification. To combat food waste, value-added products, such as previously dried and milled date powder and date juice, have been obtained from date co...

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Main Authors: Clara Muñoz-Bas, Rita Vedor, Daniela Machado, Joana Cristina Barbosa, Ana Maria Gomes, José Angel Pérez-Alvarez, Juana Fernández-Lopez
Format: Article
Language:English
Published: Elsevier 2025-06-01
Series:Applied Food Research
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Online Access:http://www.sciencedirect.com/science/article/pii/S2772502224002956
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author Clara Muñoz-Bas
Rita Vedor
Daniela Machado
Joana Cristina Barbosa
Ana Maria Gomes
José Angel Pérez-Alvarez
Juana Fernández-Lopez
author_facet Clara Muñoz-Bas
Rita Vedor
Daniela Machado
Joana Cristina Barbosa
Ana Maria Gomes
José Angel Pérez-Alvarez
Juana Fernández-Lopez
author_sort Clara Muñoz-Bas
collection DOAJ
description The commercialization of fresh dates results in a significant amount of waste, with approximately 30 % of dates being discarded due to low-grade classification. To combat food waste, value-added products, such as previously dried and milled date powder and date juice, have been obtained from date co-products using environmentally friendly processes. Fresh dates contain a number of valuable nutritional components, including sugars, dietary fibre, essential vitamins, minerals, and bioactive compounds. This study aimed to assess the chemical composition of date juice and powder, in terms of total soluble solids, total dietary fibre, sugars, proteins, moisture, ash and fats. In addition, the total phenolic compounds content was determined, and in chemico antioxidant, antidiabetic and antihypertensive activities, and prebiotic potential were evaluated. In terms of nutritional values, date juice was found to be rich in water-soluble sugars, while date powder presented high concentrations of total dietary fibre. The nutritional composition strongly influenced the total phenolic compounds content (1.575 ± 0.028 mg GAE/g in date powder vs 0.146 ± 0.004 mg GAE/mL in date juice) and bioactivities (antioxidants, antidiabetic and antihypertensive activities), with date powder showing higher values compared to date juice. Prebiotic potential was observed for both by-products for all the strains tested. In this sense, both date juice and date powder proved to be valuable by-products developed to combat food waste.
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institution Kabale University
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publishDate 2025-06-01
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series Applied Food Research
spelling doaj-art-eac058d7b3c64ce6a704934d04e5d9d52025-01-08T04:53:49ZengElsevierApplied Food Research2772-50222025-06-0151100685In vitro evaluation of biological properties of high-added value ingredients (date juice and date powder) obtained from date co-productsClara Muñoz-Bas0Rita Vedor1Daniela Machado2Joana Cristina Barbosa3Ana Maria Gomes4José Angel Pérez-Alvarez5Juana Fernández-Lopez6IPOA Research Group, Agro-food and Agro-environment Innovation and Research Institute, Miguel Hernández University (CIAGRO-UMH), Ctra. Beniel km 3.2, Orihuela, Alicante 03312, SpainCBQF—Centro de Biotecnologia e Química Fina Laboratório Associado, Escola Superior de Biotecnologia, Universidade Católica Portuguesa, Rua Diogo Botelho 1327, Porto 4169-005, PortugalCBQF—Centro de Biotecnologia e Química Fina Laboratório Associado, Escola Superior de Biotecnologia, Universidade Católica Portuguesa, Rua Diogo Botelho 1327, Porto 4169-005, PortugalCBQF—Centro de Biotecnologia e Química Fina Laboratório Associado, Escola Superior de Biotecnologia, Universidade Católica Portuguesa, Rua Diogo Botelho 1327, Porto 4169-005, PortugalCBQF—Centro de Biotecnologia e Química Fina Laboratório Associado, Escola Superior de Biotecnologia, Universidade Católica Portuguesa, Rua Diogo Botelho 1327, Porto 4169-005, PortugalIPOA Research Group, Agro-food and Agro-environment Innovation and Research Institute, Miguel Hernández University (CIAGRO-UMH), Ctra. Beniel km 3.2, Orihuela, Alicante 03312, SpainIPOA Research Group, Agro-food and Agro-environment Innovation and Research Institute, Miguel Hernández University (CIAGRO-UMH), Ctra. Beniel km 3.2, Orihuela, Alicante 03312, Spain; Corresponding author.The commercialization of fresh dates results in a significant amount of waste, with approximately 30 % of dates being discarded due to low-grade classification. To combat food waste, value-added products, such as previously dried and milled date powder and date juice, have been obtained from date co-products using environmentally friendly processes. Fresh dates contain a number of valuable nutritional components, including sugars, dietary fibre, essential vitamins, minerals, and bioactive compounds. This study aimed to assess the chemical composition of date juice and powder, in terms of total soluble solids, total dietary fibre, sugars, proteins, moisture, ash and fats. In addition, the total phenolic compounds content was determined, and in chemico antioxidant, antidiabetic and antihypertensive activities, and prebiotic potential were evaluated. In terms of nutritional values, date juice was found to be rich in water-soluble sugars, while date powder presented high concentrations of total dietary fibre. The nutritional composition strongly influenced the total phenolic compounds content (1.575 ± 0.028 mg GAE/g in date powder vs 0.146 ± 0.004 mg GAE/mL in date juice) and bioactivities (antioxidants, antidiabetic and antihypertensive activities), with date powder showing higher values compared to date juice. Prebiotic potential was observed for both by-products for all the strains tested. In this sense, both date juice and date powder proved to be valuable by-products developed to combat food waste.http://www.sciencedirect.com/science/article/pii/S2772502224002956Date co-productsBioactivityPrebioticAntioxidantAnti-hypertensiveAnti-glycemic
spellingShingle Clara Muñoz-Bas
Rita Vedor
Daniela Machado
Joana Cristina Barbosa
Ana Maria Gomes
José Angel Pérez-Alvarez
Juana Fernández-Lopez
In vitro evaluation of biological properties of high-added value ingredients (date juice and date powder) obtained from date co-products
Applied Food Research
Date co-products
Bioactivity
Prebiotic
Antioxidant
Anti-hypertensive
Anti-glycemic
title In vitro evaluation of biological properties of high-added value ingredients (date juice and date powder) obtained from date co-products
title_full In vitro evaluation of biological properties of high-added value ingredients (date juice and date powder) obtained from date co-products
title_fullStr In vitro evaluation of biological properties of high-added value ingredients (date juice and date powder) obtained from date co-products
title_full_unstemmed In vitro evaluation of biological properties of high-added value ingredients (date juice and date powder) obtained from date co-products
title_short In vitro evaluation of biological properties of high-added value ingredients (date juice and date powder) obtained from date co-products
title_sort in vitro evaluation of biological properties of high added value ingredients date juice and date powder obtained from date co products
topic Date co-products
Bioactivity
Prebiotic
Antioxidant
Anti-hypertensive
Anti-glycemic
url http://www.sciencedirect.com/science/article/pii/S2772502224002956
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