Sustainable Production and Characteristics of Dried Fermented Vegetables

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cris.virtual.author-orcid0000-0002-0744-9033
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cris.virtualsource.author-orcid968d3cb8-3b2b-46fe-a17f-373169a0738c
dc.abstract.enThe current fashion for healthy food and the increasing number of people with lactose intolerance make fermented vegetables increasingly important. On top of this, surpluses unused in the vegetable harvest can become a potential source of “green waste”. The use of fermentation and freeze-drying can result in a valuable, sustainable product that can solve the problems of spoiled vegetables and the need for refrigerated storage. Therefore, this study aimed to obtain sustainable dried fermented vegetables and to compare their selected physical and structural properties. Beetroot, carrot, and red pepper were selected for this purpose. These vegetables were subjected to a spontaneous lactic fermentation process. After the process, the vegetables were freeze-dried, and their structure and selected properties (color, dry weight, and the number of lactic acid bacteria) were determined. Fermented vegetables were found to differ from their raw sources in structure and color, the main discrepancies being shown by the b* factor (yellow-blue). Root vegetables had smaller pores of structure in the freeze-dried samples than red peppers. The freeze-drying process did not affect the number of bacteria. It can be concluded that both the fermentation and the freeze-drying processes affected the structure of the selected vegetables. All tested vegetables can be fermented and freeze-dried without major changes in color and microbiological properties and can be used as a potential source of lactic acid bacteria and health-promoting pigments, e.g., in the form of chips. In addition, their shelf life is extended.
dc.affiliationWydział Nauk o Żywności i Żywieniu
dc.affiliation.instituteKatedra Technologii Gastronomicznej i Żywności Funkcjonalnej
dc.contributor.authorJaniszewska-Turak, Emilia
dc.contributor.authorRybak, Katarzyna
dc.contributor.authorPobiega, Katarzyna
dc.contributor.authorNikodem, Anna
dc.contributor.authorGramza-Michałowska, Anna
dc.date.access2026-01-09
dc.date.accessioned2026-01-12T08:48:51Z
dc.date.available2026-01-12T08:48:51Z
dc.date.copyright2022-11-21
dc.date.issued2022
dc.description.abstract<jats:p>The current fashion for healthy food and the increasing number of people with lactose intolerance make fermented vegetables increasingly important. On top of this, surpluses unused in the vegetable harvest can become a potential source of “green waste”. The use of fermentation and freeze-drying can result in a valuable, sustainable product that can solve the problems of spoiled vegetables and the need for refrigerated storage. Therefore, this study aimed to obtain sustainable dried fermented vegetables and to compare their selected physical and structural properties. Beetroot, carrot, and red pepper were selected for this purpose. These vegetables were subjected to a spontaneous lactic fermentation process. After the process, the vegetables were freeze-dried, and their structure and selected properties (color, dry weight, and the number of lactic acid bacteria) were determined. Fermented vegetables were found to differ from their raw sources in structure and color, the main discrepancies being shown by the b* factor (yellow-blue). Root vegetables had smaller pores of structure in the freeze-dried samples than red peppers. The freeze-drying process did not affect the number of bacteria. It can be concluded that both the fermentation and the freeze-drying processes affected the structure of the selected vegetables. All tested vegetables can be fermented and freeze-dried without major changes in color and microbiological properties and can be used as a potential source of lactic acid bacteria and health-promoting pigments, e.g., in the form of chips. In addition, their shelf life is extended.</jats:p>
dc.description.accesstimeat_publication
dc.description.bibliographyil., bibliogr.
dc.description.financepublication_nocost
dc.description.financecost0,00
dc.description.if3,7
dc.description.number11
dc.description.points40
dc.description.versionfinal_published
dc.description.volume8
dc.identifier.doi10.3390/fermentation8110659
dc.identifier.issn2311-5637
dc.identifier.urihttps://sciencerep.up.poznan.pl/handle/item/6702
dc.identifier.weblinkhttps://www.mdpi.com/2311-5637/8/11/659
dc.languageen
dc.relation.ispartofFermentation
dc.relation.pagesart. 659
dc.rightsCC-BY
dc.sciencecloudsend
dc.share.typeOPEN_JOURNAL
dc.subject.enbeetroot
dc.subject.encarrot
dc.subject.enred bell pepper
dc.subject.enlactic acid fermentation
dc.subject.enscanning electron microscope
dc.subject.enconfocal scanning laser microscopy
dc.subject.enmicrostructure
dc.titleSustainable Production and Characteristics of Dried Fermented Vegetables
dc.title.volumeSpecial Issue Food Wastes: Feedstock for Value-Added Products: 4th Edition
dc.typeJournalArticle
dspace.entity.typePublication
oaire.citation.issue11
oaire.citation.volume8