This study was performed to find out the effects of obesity educational program on blood lipid profile and body composition on overweight elementary school students. Methods Twenty-five overweight elementary school students were recruited in 2009. Pilates exercise(9 times, twice per week), two smile theraphie, and nutrition consults were underwent for two months. Anthropometry, bioelectrical impedance analysis, and blood test have been done before and after the program. Result There were significant changes in height, weight, waist circumference, body mass index, and percent body fat after the program. Conclusion The obesity educational program which were consisted of pilates exercise, smile theraphies, and nutrition consults had effects on overweight elementary school students`` losing weight and improving lipid profile.