Objective:To find out if AHEAL cream is effective in the prevention and treatment of halitosis. Methods:Forty-six patients were randomly assigned to either experimental group or control group. At baseline examination

each patient was asked to fill in a format to assess the halitosis by himself. An instrument named Halimeter was used to demonstrate the value of halitosis. After 2

4 and 8 weeks of intervals

all the index were reassessed. Results:There was significant difference between two groups after 2 weeks of interval using the Halimeter instrument to assess halitosis

while significant difference was found out in the format filled in by the patients after 4 weeks. Conclusion:AHEAL cream is somewhat effective for the prevention and treatment of simple gingivitis.