Postprandial Micronutrient Variability and Bioavailability: An Interventional Meal Study in Young vs. Old Participants.

"Conflicts of Interest The authors declare no conflicts of interest."

"This research was supported by NutriAct—Competence Cluster Nutrition Research Berlin-Potsdam funded by the Federal Ministry of Education and Research, grant numbers: 01EA1408A and 01EA1806A (DIfE); 01EA1408B and 01EA1806B (University of Potsdam); 01EA1408E and 01EA1806E (IGZ); and 01EA1806C (Technische Universität Berlin). Some work described in this article was further funded by the German Federal Ministry of Education and Research (grant agreement no. 031B0730E) as part of the joint project “Food4future” in the BMBF initiative “Agricultural systems of the future”. The authors also thank TraceAge (DFG Research Unit FOR2558) for financial support. The publication of this manuscript was funded by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation)—491394008."

"The study was approved by the ethics committee of the University of Potsdam, Germany (application no. 72/2020). Informed written consent was obtained from each volunteer. The study was registered under the trial number DRKS00023858 at the German Registry for Clinical Studies. Institutional Review Board Statement: The study was conducted in accordance with the Declaration of Helsinki, and approved by the Ethics Committee of University of Potsdam, Germany (protocol code 72/2020 and 5 January 2021). The study was registered under the trial number DRKS00023858 at the German Registry for Clinical Studies."