| 摘要 |
PROBLEM TO BE SOLVED: To provide a composition for preventing periodontal diseases having excellent action for suppressing intracellular toxin activity and safe and stable for long time usage. SOLUTION: The composition for preventing periodontal diseases contains cetylpyridinium chloride, lecithin and hydroxyapatite. Preferably, the composition for preventing periodontal diseases contains 0.001-0.1 mass% cetylpyridinium chloride, 0.05-5 mass% lecithin and 1-25 mass% hydroxyapatite. COPYRIGHT: (C)2006,JPO&NCIPI
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