Plant-based meat analogues enhance the gastrointestinal motility function and appetite of mice by specific volatile compounds and peptides

•Plant-based meat analogues enhanced the function of gastrointestinal motility.•Meat analogues altered the balance between appetite-regulating hormones.•Meat analogues affected the diet intake through regulating the appetite factors.•Meat analogues affected the diet intake through regulating the neuroactive ligand-receptor interaction pathway.•Digestive peptides may affect eating behavior by exerting hormone-like effects or influencing endocrine cell secretion.