A functional dietary fiber composite film developed from grapefruit processing waste: superior UV-shielding capacity, hypoglycemic and hypolipidemic activities in vitro, and maintaining the good quality of New Year cakes - Zhanpeng Chen; Xuhao Zhu; Chi Hu; Yuting Wei; Fengsong Liu; Haibo Qin; Zhaolong Wu; Bingzheng Li; Chongxing Huang (Food Hydrocolloids, 2026)