AUTHOR=Zhu Xiaoyan , Chen Wenxue , Li Mengyao , Liu Boshuai , Zhao Shumin , Hu Menglin , Li Jiajing , Li Defeng , Shi Yinghua , Sun Hao , Wang Chengzhang TITLE=Comprehensive evaluation of the nutritional value and contaminants of alfalfa (Medicago sativa L.) in China JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1539462 DOI=10.3389/fnut.2025.1539462 ISSN=2296-861X