To provide oral compositions capable of suppressing adherence of stain to teeth due to smoking and the ingestion of foods with stain adhering properties.SOLUTION: The present invention provides an oral composition for suppressing stain adhesion which contains one or more components selected from the group consisting of collagen, casein, and whey. The invention also provides a production method of a drink for suppressing stain adhesion which comprises compounding one or more components selected from the group consisting of collagen, casein, and whey.SELECTED DRAWING: None

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