試試維生素B2，幾個人試過，的確有用。

來源: tiger00 於 2013-04-11 16:40:19 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (308 bytes)

In humans, signs and symptoms of riboflavin deficiency include cracked and red lips, inflammation of the lining of mouth and tongue, mouth ulcers, cracks at the corners of the mouth (angular cheilitis), and a sore throat.

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