Purpose: The purpose of this study was to investigate effects of Oral Function Improvement Exercises on salivation, xerostomia and halitosis in elderly people. Methods: The participants in the study were 48 female community-dwelling elders in D city. The Oral Function Improvement Exercises were given 3 times a week, for a total of 24 times from August to October 2011. Spitting method, Visual Analogue Scale, and halimeter (mBA-21) were used to evaluate the effects of Oral Function Improvement Exercises on salivation, xerostomia, and halitosis. The data were analyzed using ${chi}^2$-test and t-test with the SPSS program. Results: The experimental group had significantly better salivation, and less xerostomia and halitosis than the control group. Conclusion: The results indicate that Oral Function Improvement Exercises were effective for salivation, xerostomia and halitosis in the elders. Therefore, it was suggested that Oral Function Improvement Exercise are applicable in a community nursing intervention program to improve the quality of life for elders.