Nutrition is crucial for teenagers, as it helps meet their energy and nourishment needs during their transition from childhood to adulthood. Adolescence is a time of transition, and factors such as socioeconomic status, cultural views, and eating habits can affect teenagers' nutritional status. A well-nourished woman has a robust immune system, mental and physical capacity, and a higher chance of producing healthy babies and young children. Child malnutrition is a major issue in the Kalyana Karnataka Region, with 35.2% of children under five being undernourished. Pregnant women's anemia prevalence increased from NFHS 2 to NFHS 3, but may have decreased from NFHS 3 to NFHS 4. Karnataka may have made progress in treating anemia in pregnant women, but more work is needed to improve maternal health outcomes and lower the incidence of anemia. To further lower the prevalence of anemia among pregnant women in Karnataka, specific measures such as expanding access to folic acid and iron supplements, encouraging maternal nutrition, and increasing antenatal care services may be implemented. This study's foundation is secondary data. The purpose of this article is to shed light on the factors that contribute to teenage girls' malnutrition in the Kalyan, Karnataka, region. steps made to address the problem and find a solution.