ANTI-TEETH-DECAYING AGENT

摘要

PROBLEM TO BE SOLVED: To obtain an anti-teeth-decaying agent that is inexpensively available and includes a substance that is safe to human bodies as an active ingredient and can be safely formulated not only to an oral composition, for example, a mouth wash solution but also to foods and beverages as a food additive. SOLUTION: The objective anti-teeth-decaying agent includes a juice of lime fruits or red raspberry fruits as an active ingredient, and an oral composition including the agent as an active ingredient are provided.