Objective: To evaluate the suitability of educational videos produced in Brazil that addressed aspects related to prevention and/or management of infant diarrhea according to content; language; graphic illustrations; stimulation for learning/motivation and cultural fit. Method: Documentary study, which evaluated six educational videos from an adapted and validated tool, the Suitability Assessment of Materials. Three nurses evaluated the videos. Data were processed using the Statistical Package

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... or the Social Sciences, version 17.0, and presented in tables and graphics. Results: It was found that 4 (66.6%) of the educational videos were classified as appropriate, ranging from 60% to 63.3% of full approval, and 2 (33.3%) were assessed as higher, reaching up to 83.3% to 90% approval. Considering the socioeconomic and cultural contexts of the videos to the audience, they assigned notes ranging from 6 to 9 in a rating ranging from 0, the minimum score, to 10, the highest score. Conclusion: The educational videos were considered adequate, with positive results about the content on the prevention and management of infant diarrhea, being appropriate for the target audience. As a result, greater credibility is ratified as the use thereof, since these resources can contribute to health promotion and prevention of diarrhea in children.