Context: Adolescent girls are at high risk of Iron Deficiency and Anaemia due to accelerated increase in the requirements for iron, coupled with poor dietary intake, high rate of infection and worm infestation. Materials and Methods: The study was conducted among 50 adolescent girls by administering a pre- designed self -administered questionnaire based on- knowledge of anaemia, management and preventive measures and dietary pattern was assessed using 3- Day Dietary Recall. Statistical analysis: Analysis was done using SPSS software and paired- t test was applied for pre and post -test comparison. Results: Post intervention score on knowledge significantly improved at p<0.05 level. Conclusion: Health education will play an effective role in improving health of adolescents by increasing knowledge and changing their attitude.