The foreword is written by Professor Jane Ogden , Professor of Health Psychology at the University of Surrey, whose work has helped shape the understanding of eating behaviour, weight management and health psychology
doi: 10.3389/fcdhc.2026.1772391 Received 20 December 2025 Revised 15 March 2026 Accepted 16 March 2026 Published 10 April 2026 Volume 7 - 2026 Edited by Arrigo Francesco Giuseppe Cicero, University of Bologna, Italy Reviewed by Alessando Mattina, IRRCS ISMETT/UPMC Italy, Italy Updates Copyright 2026 Jdrasek, Lisowska and Czupryniak
So when people take oral NAD+ supplements, they may notice slower or inconsistent effects, minimal energy improvement, or an it worked before, but not now feeling
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