| 摘要 |
Method for providing all individuals with a means of controlling the time of brushing their teeth, which consists in combining the use of the standard dentifrice composition lacking a marked taste of its own with at least one hard gelatin capsule having a water-soluble wall and containing a product with a very pronounced taste, the release of this product after dissolution or disintegration of the aforementioned wall in the saliva indicating to the individual in question that the minimum brushing time has been observed.
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