Objective To study the nutritional knowledge-attitude-practice(KAP) status of children's guardians in one community of Kaifeng and provide a scientific basis for the targeted nutrition education programs following. Method A total of 1 200 guardians from 6 kindergartens were selected by stratified-cluster random sampling and investigated through the survey. Results The good rate of parents' nutrition knowledge,attitude,behavior score and total score were 56.4%,42.4%,33.3%,31.5%,respectively.The frequency of guardians' taking potato,fish,nuts,grains,vegetables,animal visceral was insufficient.Educational level,occupation and family role were influencing factors of nutrition KAP score.The score of parents' behavior and that of children's were positively correlated (r=0.521,P<0.05). Conclusions The nutritional knowledge of parents needed to be improved.Furthermore,parents' bad dietary behaviors are widespread and their dietary structure is unreasonable.In addition,Parents' nutrition KAP score is related to their educational level,occupation and family role.There are consistency and correlation between parents' and children's dietary behavior.