AUTHOR=Ancira-Moreno Monica , Hernández-Cordero Sonia TITLE=Editorial: Challenges, opportunities, and actions for improved maternal and child nutrition JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1580113 DOI=10.3389/fnut.2025.1580113 ISSN=2296-861X