A food-derived intervention: black garlic polysaccharides alleviate slow transit constipation with multifaceted improvements in gastrointestinal function and microbiota Zhu Ruiqing, Guan Mengyao, Li Kun, Chen Yabo, Chen Xiaojie, Jiang Yiping, Xia Tianshuang, Xin Hailiang Journal of Food Science and Technology.2026;[Epub] CrossRef