Unverified82% confidenceDecision RuleTime unknown
选择含氟型免洗牙膏时确认氟含量在1000-1450ppm区间才有防蛀效果,多数标榜'免洗'的片剂产品实际不含氟或含量过低,仅起清新作用
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified不含氟或含氟量较低(益优部分款型为无氟配方),对有明确防龋需求的用户来说防蛀能力不足,需搭配含氟牙膏或另选含氟款84% similarUnverified含氟款和无氟款可选,注重防龋效果的应确认选择含氟版本(Fluoride版),无氟版不具备矿化防龋能力81% similarUnverified当地饮用水氟含量≥0.3ppm时不应使用,需先确认水氟浓度再决定是否补氟80% similarUnverified部分款型不含氟,购买前需确认包装标注是否含氟;如果有防龋需求,应选择含氟版本或搭配含氟牙膏交替使用79% similarUnverified选购前必须先评估当地饮用水氟浓度:若水氟≥0.6ppm(部分标准0.7ppm)则不应补充氟化物,否则叠加过量易导致氟斑牙79% similar
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