The 23rd International Nutrition Congress of the International Union of Nutrition Sciences (IUNS) was held in Paris from August 24 to 29, 2025. It was organized with the support of the French Nutrition Society (SFN) and the French Nutrition Federation, with the main theme of Sustainable Nutrition for Global Health. The fundamental, clinical, epidemiological, and social aspects of nutrition were addressed during symposia, lectures, oral presentations, and e-posters. Associations from different continents were represented and organized specific symposia.
Big’s 10th anniversary, with the theme of Progress, L’Optimiste is reinventing itself with a new and original format. This anniversary issue, inspired
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