AUTHOR=Wu Wenxuan , Chen Fengge , Ma Hui , Lu Jiaxi , Zhang Yanhong , Zhou Haisong , Yang Yunqi , Nie Shuhui , Wang Rui , Yue Weixiao , Li Min , Yang Xiaoguang TITLE=Dietary protein requirements of older adults with sarcopenia determined by the indicator amino acid oxidation technology JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1486482 DOI=10.3389/fnut.2025.1486482 ISSN=2296-861X