[KongchangAI]
Unverified85% confidenceFactTime unknown

小苏打(碳酸氢钠)本身呈弱碱性pH约8.3,能中和口腔酸性环境抑制产酸菌,这是其护龈防酸蚀的核心机制,而非美白宣传

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85%
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Long-term
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