Enhanced functionality of fermented whey protein using water kefir

This research is part of an effort to enhance fermented whey proteins’ quality and nutritional value. In this research, we investigated the feasibility of using a natural fermentation approach on whey proteins. We determined the protein digestibility, non-nutritive compounds (including phenolic comp...

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Main Authors: Mohammad Alrosan, Thuan-Chew Tan, Azhar Mat Easa, Sana Gammoh, Muhammad H. Alu’datt, Stan Kubow, Ali Madi Almajwal, Ali Al-Qaisi
Format: Article
Language:English
Published: Taylor & Francis Group 2023-09-01
Series:International Journal of Food Properties
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Online Access:https://www.tandfonline.com/doi/10.1080/10942912.2023.2225799
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author Mohammad Alrosan
Thuan-Chew Tan
Azhar Mat Easa
Sana Gammoh
Muhammad H. Alu’datt
Stan Kubow
Ali Madi Almajwal
Ali Al-Qaisi
author_facet Mohammad Alrosan
Thuan-Chew Tan
Azhar Mat Easa
Sana Gammoh
Muhammad H. Alu’datt
Stan Kubow
Ali Madi Almajwal
Ali Al-Qaisi
author_sort Mohammad Alrosan
collection DOAJ
description This research is part of an effort to enhance fermented whey proteins’ quality and nutritional value. In this research, we investigated the feasibility of using a natural fermentation approach on whey proteins. We determined the protein digestibility, non-nutritive compounds (including phenolic compounds and saponins), and microbiological quality of water kefir-fermented whey proteins. Due to the water kefir-induced fermentation of whey proteins, the protein digestibility improved from 88.48 to 94.33%. The protein quality of fermented whey proteins has been modified after the water kefir fermentation, as observed with the changes in the secondary protein structure components, especially α-helices (decreased from 10.58 to 8.52%) and random coil (increased from 12.25 to 17.33%). In addition, their water solubility, surface hydrophobicity, and surface charge changed significantly (P < .05) during the fermentation time; 88.44 to 94.11%, 387.23 to 272.7 a.u. and −30.06 to −34.93 mV, respectively. Furthermore, water kefir is an excellent source of fermenting microorganisms, including lactic and acetic acid bacteria and yeast. Thus, the water kefir fermentation approach could be an effective, practical, non-thermal approach for altering whey proteins.
format Article
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institution Kabale University
issn 1094-2912
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language English
publishDate 2023-09-01
publisher Taylor & Francis Group
record_format Article
series International Journal of Food Properties
spelling doaj-art-46b1230aefbf4ba0ad1f3db2d3f0d2c52025-01-02T10:41:35ZengTaylor & Francis GroupInternational Journal of Food Properties1094-29121532-23862023-09-012611663167710.1080/10942912.2023.2225799Enhanced functionality of fermented whey protein using water kefirMohammad Alrosan0Thuan-Chew Tan1Azhar Mat Easa2Sana Gammoh3Muhammad H. Alu’datt4Stan Kubow5Ali Madi Almajwal6Ali Al-Qaisi7Food Technology Division, School of Industrial Technology, Universiti Sains Malaysia, USM, Penang, MalaysiaFood Technology Division, School of Industrial Technology, Universiti Sains Malaysia, USM, Penang, MalaysiaFood Technology Division, School of Industrial Technology, Universiti Sains Malaysia, USM, Penang, MalaysiaDepartment of Nutrition and Food Technology, Faculty of Agriculture, Jordan University of Science and Technology, Irbid, JordanDepartment of Nutrition and Food Technology, Faculty of Agriculture, Jordan University of Science and Technology, Irbid, JordanSchool of Human Nutrition, Macdonald Campus, McGill University, Ste-Anne-De-Bellevue QC, CanadaDepartment of Community Health Sciences, College of Applied Medical Sciences, King Saud University, Riyadh, Saudi ArabiaDepartment of Agricultural Biotechnology, Faculty of Agricultural Sciences and Technology, Palestine Technical University-Kadoorie (PTUK), Tulkarm, PalestineThis research is part of an effort to enhance fermented whey proteins’ quality and nutritional value. In this research, we investigated the feasibility of using a natural fermentation approach on whey proteins. We determined the protein digestibility, non-nutritive compounds (including phenolic compounds and saponins), and microbiological quality of water kefir-fermented whey proteins. Due to the water kefir-induced fermentation of whey proteins, the protein digestibility improved from 88.48 to 94.33%. The protein quality of fermented whey proteins has been modified after the water kefir fermentation, as observed with the changes in the secondary protein structure components, especially α-helices (decreased from 10.58 to 8.52%) and random coil (increased from 12.25 to 17.33%). In addition, their water solubility, surface hydrophobicity, and surface charge changed significantly (P < .05) during the fermentation time; 88.44 to 94.11%, 387.23 to 272.7 a.u. and −30.06 to −34.93 mV, respectively. Furthermore, water kefir is an excellent source of fermenting microorganisms, including lactic and acetic acid bacteria and yeast. Thus, the water kefir fermentation approach could be an effective, practical, non-thermal approach for altering whey proteins.https://www.tandfonline.com/doi/10.1080/10942912.2023.2225799Fermentationprotein digestibilityprotein qualitywater kefirwhey proteins
spellingShingle Mohammad Alrosan
Thuan-Chew Tan
Azhar Mat Easa
Sana Gammoh
Muhammad H. Alu’datt
Stan Kubow
Ali Madi Almajwal
Ali Al-Qaisi
Enhanced functionality of fermented whey protein using water kefir
International Journal of Food Properties
Fermentation
protein digestibility
protein quality
water kefir
whey proteins
title Enhanced functionality of fermented whey protein using water kefir
title_full Enhanced functionality of fermented whey protein using water kefir
title_fullStr Enhanced functionality of fermented whey protein using water kefir
title_full_unstemmed Enhanced functionality of fermented whey protein using water kefir
title_short Enhanced functionality of fermented whey protein using water kefir
title_sort enhanced functionality of fermented whey protein using water kefir
topic Fermentation
protein digestibility
protein quality
water kefir
whey proteins
url https://www.tandfonline.com/doi/10.1080/10942912.2023.2225799
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AT sanagammoh enhancedfunctionalityoffermentedwheyproteinusingwaterkefir
AT muhammadhaludatt enhancedfunctionalityoffermentedwheyproteinusingwaterkefir
AT stankubow enhancedfunctionalityoffermentedwheyproteinusingwaterkefir
AT alimadialmajwal enhancedfunctionalityoffermentedwheyproteinusingwaterkefir
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