[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

含过氧化氢或过氧化脲的美白牙膏才具备真正的化学漂白(去除牙齿内源性色素)能力,浓度通常在1%-3%,是唯一能改善牙齿本身黄色调的成分类型

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90%
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Long-term
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