[KongchangAI]
Unverified75% confidenceFactTime unknown

活性炭类洁牙粉美白见效周期通常为2-4周(外源性着色),且效果依赖持续使用,停用后随饮食再次着色会逐渐反弹;宣称'一次美白'的产品多为高磨损,慎选

1
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75%
Confidence
Long-term
Relevance
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get_claim(id=187492)