Efektifitas Media Promosi Kesehatan tentang PengetahuanJajananSehat pada Siswa Sekolah Dasar Jakarta pusat

Snacks are in great demand and are routinely consumed by school children. Snack food will have a fatal impact if eating street food does not have sufficient nutritional value and content and cleanliness and safety are not guaranteed properly. The purpose of this study was to determine the effectiveness of health promotion media about knowledge of healthy snacks in Central Jakarta elementary school students in 2022. This research is a quantitative type of research, using a quasi-experimental approach with a pretest and posttest control group design, where the experimental group is seen pretest before treatment. and posttest after treatment to determine the effectiveness of video media and snakes and ladders game on increasing knowledge of healthy snacks in Central Jakarta school students in 2022. The results of this study indicate the effect of using health promotion media using video and ladder media with P-Value = 0.001 with Man Whitney analysis test. The Kruskal Wallis test with P-Value = 0.000 showed that the health promotion media using video was more effective than the snake and ladder game media and the control group to increase students' knowledge about healthy snacks. The advice given is to develop video media as a source of health information.