Clean and healthy living behavior (PHBS) is important to maintain and improve health. PHBS is very much needed in the era of the COVID-19 pandemic. PHBS knowledge is still lacking, so it is necessary to increase PHBS knowledge. Community service aims to increase knowledge of PHBS in the era of the COVID-19 pandemic. Increasing knowledge and awareness of PHBS is one of the efforts to prevent and control the transmission of COVID-19. The method used in the implementation of this community service is health promotion by way of PHBS counseling and PHBS discussions. The media used were leaflets. The target of this community service program is Kasongan pottery craftsmen in Yogyakarta. The implementation of this community service was attended by 22 people. The target response of community service is good and enthusiastic. The results of the evaluation (pretest and posttest) of the activity showed an increase in PHBS knowledge by 20%.PHBS health promotion using leaflet media can increase PHBS knowledge.