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唔會架噃. 是不是你洗牙太多, 洗去表面D法郎質? 我以前一喝凍飲都是牙酸痛. 但自從補充多D calcium. d牙無蛀, 喝凍飲也不會酸痛.
可能我法郎質已經薄左 ！“充多D calcium” 你點補充，鈣片定其實食物，e.g.milk ？？？