The present study Aimed To determine the awareness of adolescents towards basic nutritional needs during pregnancy. The study is a Descriptive Cross-Sectional study Conducted among two maternal and child health centers El Minia City. A convenient Sample composed of 120 adolescent girls. Tools of the study comprised of interview questionnaire (awareness assessment sheet) which separated into three parts, the first part was about (socio-demographic characteristics, nutritional needs and adolescent awareness of basic nutritional needs). Results: the present study Revealed that there is a significant difference on the level of knowledge of the respondents from the rural and urban areas with regards on the following items: the nutrients that should be more of them for pregnant, and the importance of folic acid component for pregnant and about of half of rural adolescents were not aware about basic nutritional needs during pregnancy. Conclusion: the present study concluded that there is a significant relationship between the level of knowledge and the following socio-demographic characteristics: age, level of education, birth order, and mother's educational attainment, also there is significant relationship between the level of awareness and the following socio-demographic characteristics: age, level of education. It was recommended that: The school education program for school girls about dietary education and nutritional needs at this age can improve the overall health and nutritional knowledge and status of adolescents.