| 摘要 |
PROBLEM TO BE SOLVED: To provide a polyphenol-containing dentifrice having a stable appearance color. SOLUTION: The dentifrice comprises the following ingredients (A) and (B): (A) a polyphenol; and (B) a water-soluble or an oil-soluble dye. The dentifrice has 2-95% light transmittance (1 cm cell length) at 800 nm wavelength. COPYRIGHT: (C)2007,JPO&INPIT
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