M Malnutrition in children may be influenced by inadequate nutritious food intake and limited understanding of the balanced nutrition guidelines, appropriate meal portions, the importance of breakfast, and the development of healthy eating habits from an early age. children aged four to six years require educational media suited to their learning characteristics, including illustrations, bright colors, simple stories, and activities that encourage direct participation. this design project aims to produce an interactive illustrated book about healthy eating as a medium for introducing balanced nutrition to children aged four to six years with parentalassistance. a descriptive qualitative method was applied, with data collected through an interview with a nutrition expert and a literature review. the data were analyzed using swot analysis and used as the basis for determining the message, visual style, language, and interactive elements of the book. the resulting book,entitled “petualangan puyu dan poyo di negeri piring seimbang”, is designed in a 20 × 20 cm format, consists of 32 full-color pages, and uses a fantasy adventure narrative to introduce food groups, their benefits for the body, and the balanced nutrition guidelines. its interactive elements include lift-the-flap sections, picturematching activities, and coloring pages. a “dear parents” section is also provided to support parents in explaining the nutritional information to their children. instagram content and printed promotional posters are used to introduce the book to a wider audience. the design produces an informative, communicative, interactive, and child-friendly educational medium that is expected to encourage healthy eating habits and support efforts to prevent childhood malnutrition.