Beetroot (Beta vulgaris L. var. conditiva Alef.) pretreated by freeze-thaw: influence of drying methods on the quality characteristics

This study aimed to investigate the impact of microwave drying (MD), microwave vacuum drying (MVD), freeze drying (FD), vacuum drying (VD), hot air drying (HAD), and sun drying (SD) on the quality attributes of freeze-thaw pretreated beetroots. The quality characteristics including physical properti...

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Main Authors: Yan Liu, Anna O. Helikh, Andrii M. Filon, Xiao-Xian Tang, Zhen-Hua Duan, Ai-Qing Ren
Format: Article
Language:English
Published: Taylor & Francis Group 2024-12-01
Series:CyTA - Journal of Food
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/19476337.2023.2295421
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author Yan Liu
Anna O. Helikh
Andrii M. Filon
Xiao-Xian Tang
Zhen-Hua Duan
Ai-Qing Ren
author_facet Yan Liu
Anna O. Helikh
Andrii M. Filon
Xiao-Xian Tang
Zhen-Hua Duan
Ai-Qing Ren
author_sort Yan Liu
collection DOAJ
description This study aimed to investigate the impact of microwave drying (MD), microwave vacuum drying (MVD), freeze drying (FD), vacuum drying (VD), hot air drying (HAD), and sun drying (SD) on the quality attributes of freeze-thaw pretreated beetroots. The quality characteristics including physical properties, bioactive compounds, and antioxidant activities of dried beetroots were evaluated. The results showed that the freeze-thaw pretreated beetroots obtained using FD displayed the lowest shrinkage rate, hardness, and total color difference (ΔE), and the highest rehydration ratio of 6.49. FD, MD, and MVD resulted in porous structures of freeze-thaw pretreated beetroots. The highest betalains, ascorbic acid, total phenolic and total flavonoids contents were found in freeze-thaw pretreated beetroots prepared by MVD. Meanwhile, the largest FRAP value and ABTS free radical scavenging ability of freeze-thaw pretreated beetroots were obtained by MVD. These findings suggested that MVD is a more favorable method for drying freeze-thaw pretreated beetroots.
format Article
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institution OA Journals
issn 1947-6337
1947-6345
language English
publishDate 2024-12-01
publisher Taylor & Francis Group
record_format Article
series CyTA - Journal of Food
spelling doaj-art-8e8eabbd265142d38cd9fe1c81ef646c2025-08-20T01:58:41ZengTaylor & Francis GroupCyTA - Journal of Food1947-63371947-63452024-12-0122111210.1080/19476337.2023.2295421Beetroot (Beta vulgaris L. var. conditiva Alef.) pretreated by freeze-thaw: influence of drying methods on the quality characteristicsYan Liu0Anna O. Helikh1Andrii M. Filon2Xiao-Xian Tang3Zhen-Hua Duan4Ai-Qing Ren5School of Food and Bioengineering, Hezhou University, Hezhou, ChinaDepartment of Food Technology, Sumy National Agrarian University, Sumy, UkraineDepartment of Food Technology, Sumy National Agrarian University, Sumy, UkraineSchool of Food and Bioengineering, Hezhou University, Hezhou, ChinaSchool of Food and Bioengineering, Hezhou University, Hezhou, ChinaSchool of Food and Bioengineering, Hezhou University, Hezhou, ChinaThis study aimed to investigate the impact of microwave drying (MD), microwave vacuum drying (MVD), freeze drying (FD), vacuum drying (VD), hot air drying (HAD), and sun drying (SD) on the quality attributes of freeze-thaw pretreated beetroots. The quality characteristics including physical properties, bioactive compounds, and antioxidant activities of dried beetroots were evaluated. The results showed that the freeze-thaw pretreated beetroots obtained using FD displayed the lowest shrinkage rate, hardness, and total color difference (ΔE), and the highest rehydration ratio of 6.49. FD, MD, and MVD resulted in porous structures of freeze-thaw pretreated beetroots. The highest betalains, ascorbic acid, total phenolic and total flavonoids contents were found in freeze-thaw pretreated beetroots prepared by MVD. Meanwhile, the largest FRAP value and ABTS free radical scavenging ability of freeze-thaw pretreated beetroots were obtained by MVD. These findings suggested that MVD is a more favorable method for drying freeze-thaw pretreated beetroots.https://www.tandfonline.com/doi/10.1080/19476337.2023.2295421Beetroot dryingfreeze-thaw pretreatmentbioactive compoundsantioxidant activitybetalains
spellingShingle Yan Liu
Anna O. Helikh
Andrii M. Filon
Xiao-Xian Tang
Zhen-Hua Duan
Ai-Qing Ren
Beetroot (Beta vulgaris L. var. conditiva Alef.) pretreated by freeze-thaw: influence of drying methods on the quality characteristics
CyTA - Journal of Food
Beetroot drying
freeze-thaw pretreatment
bioactive compounds
antioxidant activity
betalains
title Beetroot (Beta vulgaris L. var. conditiva Alef.) pretreated by freeze-thaw: influence of drying methods on the quality characteristics
title_full Beetroot (Beta vulgaris L. var. conditiva Alef.) pretreated by freeze-thaw: influence of drying methods on the quality characteristics
title_fullStr Beetroot (Beta vulgaris L. var. conditiva Alef.) pretreated by freeze-thaw: influence of drying methods on the quality characteristics
title_full_unstemmed Beetroot (Beta vulgaris L. var. conditiva Alef.) pretreated by freeze-thaw: influence of drying methods on the quality characteristics
title_short Beetroot (Beta vulgaris L. var. conditiva Alef.) pretreated by freeze-thaw: influence of drying methods on the quality characteristics
title_sort beetroot beta vulgaris l var conditiva alef pretreated by freeze thaw influence of drying methods on the quality characteristics
topic Beetroot drying
freeze-thaw pretreatment
bioactive compounds
antioxidant activity
betalains
url https://www.tandfonline.com/doi/10.1080/19476337.2023.2295421
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