不好說，一般認為缺乏維生素C容易流鼻血，也有人認為清熱涼血的板藍根可以防鼻血

來源: dudaan 於 2022-08-01 17:46:21 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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