Unverified92% confidenceDecision RuleTime unknown
牙刷刷毛硬度成人日常首选软毛(soft)，中毛/硬毛易造成牙龈退缩和楔状缺损，只有特定情况(如吸烟重度色素)才短期用中毛
1
Sources
92%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified刷毛软硬与清洁力是权衡：软毛护龈但清洁效率略低，中毛清洁力强但牙龈脆弱者易出血。绝大多数成年人应选软毛（软/超软），只有牙齿健康且牙渍重者可短期用中毛88% similarUnverified牙刷毛应选软毛（刷毛直径0.15-0.2mm），中硬/硬毛长期使用易导致牙龈退缩和牙颈部磨损；成人也不建议用硬毛88% similarUnverified牙刷刷毛硬度选软毛（soft，直径≤0.18mm）适合90%人群，中毛以上仅适合刷毛习惯极轻且牙菌斑重者，硬毛会加速牙龈退缩88% similarUnverified软毛款刷毛较细软，适合牙龈敏感人群日常使用，但对顽固牙渍的物理清除力不如中硬毛款86% similarUnverified刷毛极细极软，喜欢硬毛有明显摩擦感/追求强力清洁牙渍的用户会觉得刷不干净85% similar
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