Multifunctional health-promoting effects of oolong tea and its products

ABSTRACT: Oolong tea, partially fermented from Camellia sinensis leaves, exhibits significant antioxidative, anti-inflammatory, and anti-cancer activities as indicated in several in vitro and in vivo studies. However, studies on health promoting effects of oolong tea and its characteristic compounds...

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Main Authors: Shuzhen Wang, Ting Zeng, Shuang Zhao, Yu Zhu, Changchun Feng, Jianfeng Zhan, Shiming Li, Chi-Tang Ho, Alexander Gosslau
Format: Article
Language:English
Published: Tsinghua University Press 2022-05-01
Series:Food Science and Human Wellness
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Online Access:http://www.sciencedirect.com/science/article/pii/S2213453021001373
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author Shuzhen Wang
Ting Zeng
Shuang Zhao
Yu Zhu
Changchun Feng
Jianfeng Zhan
Shiming Li
Chi-Tang Ho
Alexander Gosslau
author_facet Shuzhen Wang
Ting Zeng
Shuang Zhao
Yu Zhu
Changchun Feng
Jianfeng Zhan
Shiming Li
Chi-Tang Ho
Alexander Gosslau
author_sort Shuzhen Wang
collection DOAJ
description ABSTRACT: Oolong tea, partially fermented from Camellia sinensis leaves, exhibits significant antioxidative, anti-inflammatory, and anti-cancer activities as indicated in several in vitro and in vivo studies. However, studies on health promoting effects of oolong tea and its characteristic compounds are limited. The potential efficacy of bioactives derived from oolong tea and their roles as promising anticancer agents, their cardio-protective benefits during hypoxic conditions, effects in treating allergic disorders, potential prebiotic activities, improvement of blood lipid status in human beings, effectivity as oral hypoglycemic agent in the treatment of type 2 diabetes, and their potentials to reduce the risk of obesity have been discussed in this review. These promising studies mainly gained from animal studies might broaden the consumption and usage of the phenolic-enriched oolong tea and its products in food and pharmaceutical industries. However, potential health beneficial effects of oolong tea in humans should be further complemented by large-sized, randomized double-blind and placebo-controlled trials to consolidate potential therapeutic applications.
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issn 2213-4530
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publishDate 2022-05-01
publisher Tsinghua University Press
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series Food Science and Human Wellness
spelling doaj-art-db3774fc64f748c2ab46474db9e2afa22025-02-03T06:35:15ZengTsinghua University PressFood Science and Human Wellness2213-45302022-05-01113512523Multifunctional health-promoting effects of oolong tea and its productsShuzhen Wang0Ting Zeng1Shuang Zhao2Yu Zhu3Changchun Feng4Jianfeng Zhan5Shiming Li6Chi-Tang Ho7Alexander Gosslau8Huanggang Normal University, College of Life Science; Hubei Key Laboratory of Economic Forest Germplasm Improvement and Resources Comprehensive Utilization; Hubei Collaborative Innovation Center for the Characteristic Resources Exploitation of Dabie Mountains; Hubei Zhongke Research Institute of Industrial Technology, Huanggang 438000, ChinaCollege of Pharmacy, Shandong University of Traditional Chinese Medicine, Jinan 250355, ChinaHuanggang Normal University, College of Life Science; Hubei Key Laboratory of Economic Forest Germplasm Improvement and Resources Comprehensive Utilization; Hubei Collaborative Innovation Center for the Characteristic Resources Exploitation of Dabie Mountains; Hubei Zhongke Research Institute of Industrial Technology, Huanggang 438000, ChinaHuanggang Normal University, College of Life Science; Hubei Key Laboratory of Economic Forest Germplasm Improvement and Resources Comprehensive Utilization; Hubei Collaborative Innovation Center for the Characteristic Resources Exploitation of Dabie Mountains; Hubei Zhongke Research Institute of Industrial Technology, Huanggang 438000, ChinaHuanggang Normal University, College of Life Science; Hubei Key Laboratory of Economic Forest Germplasm Improvement and Resources Comprehensive Utilization; Hubei Collaborative Innovation Center for the Characteristic Resources Exploitation of Dabie Mountains; Hubei Zhongke Research Institute of Industrial Technology, Huanggang 438000, ChinaHuanggang Normal University, College of Life Science; Hubei Key Laboratory of Economic Forest Germplasm Improvement and Resources Comprehensive Utilization; Hubei Collaborative Innovation Center for the Characteristic Resources Exploitation of Dabie Mountains; Hubei Zhongke Research Institute of Industrial Technology, Huanggang 438000, ChinaHuanggang Normal University, College of Life Science; Hubei Key Laboratory of Economic Forest Germplasm Improvement and Resources Comprehensive Utilization; Hubei Collaborative Innovation Center for the Characteristic Resources Exploitation of Dabie Mountains; Hubei Zhongke Research Institute of Industrial Technology, Huanggang 438000, China; Corresponding authors at: Department of Science (Biology), City University of New York, NY 10007, USA.Department of Food Science, Rutgers University, NJ 08901, USADepartment of Food Science, Rutgers University, NJ 08901, USA; Department of Science (Biology), City University of New York, NY 10007, USA; Corresponding authors at: Department of Science (Biology), City University of New York, NY 10007, USA.ABSTRACT: Oolong tea, partially fermented from Camellia sinensis leaves, exhibits significant antioxidative, anti-inflammatory, and anti-cancer activities as indicated in several in vitro and in vivo studies. However, studies on health promoting effects of oolong tea and its characteristic compounds are limited. The potential efficacy of bioactives derived from oolong tea and their roles as promising anticancer agents, their cardio-protective benefits during hypoxic conditions, effects in treating allergic disorders, potential prebiotic activities, improvement of blood lipid status in human beings, effectivity as oral hypoglycemic agent in the treatment of type 2 diabetes, and their potentials to reduce the risk of obesity have been discussed in this review. These promising studies mainly gained from animal studies might broaden the consumption and usage of the phenolic-enriched oolong tea and its products in food and pharmaceutical industries. However, potential health beneficial effects of oolong tea in humans should be further complemented by large-sized, randomized double-blind and placebo-controlled trials to consolidate potential therapeutic applications.http://www.sciencedirect.com/science/article/pii/S2213453021001373Oolong teaAnticancer potentialAntioxidative activityMicrobiota modulating activitiesSynergistic effects
spellingShingle Shuzhen Wang
Ting Zeng
Shuang Zhao
Yu Zhu
Changchun Feng
Jianfeng Zhan
Shiming Li
Chi-Tang Ho
Alexander Gosslau
Multifunctional health-promoting effects of oolong tea and its products
Food Science and Human Wellness
Oolong tea
Anticancer potential
Antioxidative activity
Microbiota modulating activities
Synergistic effects
title Multifunctional health-promoting effects of oolong tea and its products
title_full Multifunctional health-promoting effects of oolong tea and its products
title_fullStr Multifunctional health-promoting effects of oolong tea and its products
title_full_unstemmed Multifunctional health-promoting effects of oolong tea and its products
title_short Multifunctional health-promoting effects of oolong tea and its products
title_sort multifunctional health promoting effects of oolong tea and its products
topic Oolong tea
Anticancer potential
Antioxidative activity
Microbiota modulating activities
Synergistic effects
url http://www.sciencedirect.com/science/article/pii/S2213453021001373
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