Abstract: Polysaccharide,a very important health factor in foods,consists exten sively in edible fruit and veg-etable.In this paper,the research s ituation,isolation and purificati on,structural analysis,health eff ects,and applied prospect of fruit and vegeta ble polysaccharide were briefly dis cussed.

Key words: fruit and vegetable polysaccharide, isolation and purification, structure, health effect