Abstract: Objective:To investigate the nutritional knowledge,attitude and practice(KAP) of college students in a medical college.Method:Six hundred and forty-one college students from three grades of clinical and prevention profession were investigated with nutritional KAP questionnaire by random cluster sampling method.Results:The average score of nutritional KAP of all students was(44.56.2).The scores of nutritional knowledge,attitude and KAP in girls were higher than those in boys from different grades(P0.05 to P0.01).The scores of nutritional knowledge and attitude and KAP total scores in girls and boys from the fourth grade were higher than those in the first and third grades(P0.01).The sex and grade were the major influence factors of nutritional KAP score by multiple linear regression analysis.Conclusions:Students have poorly nutritional knowledge,poverty of the source and role of some common nutrients and active attitude.Launching effective nutritional education to improve their nutritional knowledge and guiding daily dietary can lay the foundation of further dietary guide and nutritional knowledge popularization.