AUTHOR=Idowu Peter A. , Mpofu Takalani J. , Magoro Aletta M. , Modiba Mamokoma C. , Nephawe Khathutshelo A. , Mtileni Bohani TITLE=Impact of probiotics on chicken gut microbiota, immunity, behavior, and productive performance—a systematic review JOURNAL=Frontiers in Animal Science VOLUME=6 YEAR=2025 URL=https://www.frontiersin.org/journals/animal-science/articles/10.3389/fanim.2025.1562527 DOI=10.3389/fanim.2025.1562527 ISSN=2673-6225