Ethics approval and consent to participate
Ethics Committee approved the present trial of Yasuj University of Medical Sciences (Ethics Committee Reference Number: IR.YUMS.REC.1400.027m) on May 15, 2021. The investigators declare that the trial has received ethical approval from the appropriate ethics committee, as described above. Informed written consent will be obtained from all participants before randomization.
Consent for publication
Not applicable
Availability of data and materials
The final dataset of trial will be available upon request from the primary investigator via e-mail at [email protected], after obtaining permission from Regional Ethics Committee
Competing interests
The authors declare that they have no competing interests.
Funding
This study was funded and supported by Yasuj University of Medical Sciences, Yasuj, Kohgiluyeh, and Boyer-Ahmad Province, Iran. The funders did not have a role in the design of study, the intervention, collection, analysis, interpretation of data, and writing the manuscript.
Authors' contributions
SBP and MY are the Chief Investigators; they conceived the study. SBP, SM, and MY led the proposal and protocol development. MY, AJ, ZH, SM, MRSI, AM and ZS contribute to data collection, SBP, MY, OS study design, and development of proposal. SBP and SM are revising the manuscript. JMM and AP contributed to statistical interpretations. All authors read and approved the final manuscript.
Acknowledgements
The authors would like to thank the Yasuj University of Medical Sciences for supporting the present research on COVID-19 and thanks to the Dineh company for contributing to this trial and supplying the green tea supplement and placebo.
Authors' information (optional)
1, 2, 4, 5, 6, 7-BSc Department of Nutrition, School of Health and nutrition, Yasuj University of Medical Sciences, Yasuj, Iran
3- PhD, Department of Community Nutrition, School of Nutritional Sciences and Dietetics, Tehran University of Medical Sciences, Tehran, Iran
9- Assistant Professor of Infectious Disease, Department of Internal Medicine, School of Medicine, Yasuj University of Medical Sciences, Yasuj, Iran.
8, 10, 11, 12- Assistant Professor of Nutrition, Department of Nutrition, School of Health and nutrition, Yasuj University of Medical Sciences, Yasuj, Iran