Background: Breast cancer considered the most frequent malignancy among women worldwide; sustainable development goals aim to reduce premature non communicable diseases mortality by 2030. Aim: Evaluate the effect of breast cancer preventive program among women according to sustainable development strategy 2030. Research design: A quasi experimental research design was applied. Setting: This research was implemented at Maternal and child Health Care Centers (A& B) at Benha City. Sample: A convenience sample technique was used to obtain 380 women.  Tools of data collection: Four tools were used. I: A structured interviewing sheet that composed of socio demographic characteristics of the studied women, medical and obstetric history, and knowledge about breast cancer according to sustainable development health strategy 2030. II: Likert scale to assess the attitude of women regarding prevention of breast cancer and early detection. III: Likert scale to assess women's participation levels and its frequency to sustainable development strategies in Egypt. IV: Practices of women regarding prevention of breast cancer. Results: Post program; the level of knowledge of the studied women 85.2% was good, 86.8% had positive total attitude concerning prevention of breast cancer and breast self-examination, 91.8% had positive respondents to sustainable development strategies in Egypt and 89.2% had satisfactory practices regarding prevention of breast cancer and breast self-examination. Conclusion: Breast cancer preventive program was succeeded in increasing knowledge, changing attitude, enhance active participation in Sustainable Development strategy 2030, and improving health practices concerning breast cancer prevention and breast self-examination. Recommendations: Further research is required for large samples among women to fight breast cancer and early detection
of it.