This survey was conducted to provide fundamental data for a practical school health education by grasping the extent to what schoolgirls in Korea made out the conceptions for nutrition often misunderstood. Questionnaires were given to schoolgirls in the 3 classes per grade in a school in Seoul and in the 2 classes in a school in a rural area from the ist grade in the middle school to the 3rd grade in the high school; which were selected at random by school nurses. 96.6% of qnestionnaires were collected (total 1,689) and by means of computational treatment of them the anthor obtained statistically highly significant results. 1. on the average sghoolgirls had incorrect conceptions on 9.29 items (37.16%) of total 25 items which are often misunderstood. 2. Shoolgirls in higher grades revealed misconceptions on less items than those in lower ones : on 9.66 items in the case of those in the middle school and on 8.82 items in the case of those in the high school. 3. Three major misconceptions of total 25 ones were as follows, (1) Chemical additives are dangerous in food (86.7%). (2) Spinach is a highly concentrated source of vitamins and minerals (82.8%). (3) The more vitamins you take the better (71.3%).