| abstract |
The purpose of the present invention is to provide a composition which has a selective anti-bacterial activity against periodontal disease bacteria, bacteria causing caries and bacteria causing opportunistic infections, also has an ability of controlling an indigenous bacterial flora in the oral cavity, and also has excellent storage stability.nThe purpose of the present invention can be achieved by using an anti-bacterial agent for oral applications which comprises a preservative agent selected from ethyl paraoxybenzoate and/or propyl paraoxybenzoate, phenoxyethanol and isopropylmethylphenol and a tea extract and adding a specified anti-oxidative agent and a specified moisturizing agent to the anti-bacterial agent. |