Zerback, Tim https://orcid.org/0009-0003-0743-5736
Koeder, Christian https://orcid.org/0000-0002-3761-4220
Weder, Stine https://orcid.org/0000-0001-5360-1940
Sputtek, Andreas
Eckert, Gunter P. https://orcid.org/0000-0002-8002-9983
Keller, Markus https://orcid.org/0000-0001-5789-6280
Funding for this research was provided by:
Universitätsklinikum Freiburg
Article History
Received: 7 June 2024
Accepted: 22 September 2025
First Online: 19 December 2025
Declarations
:
: T.Z., S.W., C.K., A.S., and G.P.E. declare no conflict of interest. M.K. is the managing director of the Research Institute of Plant-Based Nutrition (IFPE) which received funding from Watson Nutrition for conducting the study.
: The study was conducted according to the guidelines of the Declaration of Helsinki and approved by the ethics committee of the Faculty of Medicine of the University of Giessen (57/22).
: Written consent was obtained from all subjects involved in the study.