Stunting is still a problem in Indonesia. Slowing down toddlers requires special attention because it can slow down children's physical growth, mental development and health. The purpose of this study is to find out a comparison of the effectiveness of digital psychoeducation of malnutrition in children under 6 years of age in Indonesia and Thailand. This research was conducted in the city of Semarang. Sampling was done using non-probability sampling technique using purposive sampling. Psychoeducation about stunting is effective in increasing parental knowledge about stunting, especially nutrition for children so as to prevent stunting in children under 6 years of age. Stunting psychoeducation is an activity to increase the understanding of individuals, groups, and communities about stunting in children.