Objective To understand the current status of oral health literacy among nursing students and to explore its influencing factors.Methods A total of 572 nursing students from three nursing colleges in Anhui Province were selected by convenience sampling method.Then they were investigated by using a general information questionnaire, the Short Form of Health Literacy Dental Scale (HeLD-14), the Self-efficacy Scale for Self-care (SESS) and the eHealth Literacy Scale (eHEALS).Results The nursing students scored (31.91±6.54) points in HeLD-14, (50.84±8.55) points in SESS, and (30.18±5.43) points in eHEALS.Multiple linear regression analysis revealed that, educational background, family residence, monthly household income, whether ha-ving received oral health education, self-assessment of oral health status, timely medical treatment when experiencing discomfort in the mouth, brushing teeth twice a day or more, the scores of SESS and eHEALS were the influencing factors of oral health literacy in nursing students (all P＜0.05), which explained 35.0% of the total variance.Conclusion The oral health literacy level of nursing students needs to be further improved, so it is necessary to strengthen oral health training and add related courses to improve their oral health literacy level.