[KongchangAI]
Unverified88% confidenceCautionTime unknown

酶类美白主要分解表面色素(外源性着色如茶渍、咖啡渍),对牙齿本体黄(内源性/牙本质色)几乎无效,牙齿天生偏黄或四环素牙应选择过氧化物/冷光美白而非酶类牙膏

1
Sources
88%
Confidence
Long-term
Relevance
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First Seen

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