This study aimed to determine and validate a version of the MTPC with 4 belief, 4 knowledge, 4 practice, and 3 attitude items. The sample size of the study was 218 participants. Structural equation modeling (SEM) was used to analyze research data. The results of the study revealed that after deleting 3 items of attitude, a 3-factor model was validated and well fit the research data. Therefore, the model best fits the Mongolian context in comparison to other models.