標題: 双语揭秘:牙齒美白能否DIY? [打印本頁] 作者: admin 時間: 2021-11-26 16:11 標題: 双语揭秘:牙齒美白能否DIY? Self-treatments using baking soda, ash and hydrogen peroxide provided online with no dental experience, can strip tooth enamel and cause lasting damage to the gums, experts cautioned。
But for many快速豐胸方法,瑪卡保健食品, people the process is prohibitively expensive, costing up to £1,300($2,096) for laser treatment and as much as £700($1,128) for professional bleaching。
Professor Andrew Eder, clinical director of the London Tooth Whitening Centre, said using baking soda repeatedly would strip the teeth of enamel, leaving them browner and more sensitive, while salt would scratch the enamel and any use of acid was especially damaging。