有人說識男仔的必殺技是甜美笑容，就算你不算美，也能加分不少。不過我認為加上亮白牙齒，可令你更受男生歡迎。以下7 個不用花錢的美白牙齒方法，相信可以幫你提升戰鬥力！
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<td valign="top"><p><span style="font-weight: bold">吃蘋果</span><br><br>蘋果蘊含蘋果酸，在吃蘋果的時候清走牙齒上的污垢，蘋果、香蕉和蜜桃也有高濃度的果酸，平日多吃以上水果，有助令牙齒變白。</p></td>
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<td valign="top"><p><span style="font-weight: bold">喝牛奶</span><br><br>牛奶、乳酪等奶類製品含有鈣質及磷質，可令你的牙齒更亮麗，並可預防蛀牙。</p></td>
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<td valign="top"><p><span style="font-weight: bold">使用美白牙線</span><br><br>使用美白牙線不但可令你的牙肉變得較粉紅及健康，同時可美白牙齒，與美白牙膏配合使用，效果更顯著。</p></td>
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<td valign="top"><p><span style="font-weight: bold">用蘋果醋漱口</span><br><br>蘋果醋已被證實具有潔淨牙垢、殺菌及美白牙齒，每天擦牙前用蘋果醋漱口，可以令牙齒更白。</p></td>
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<td valign="top"><p><span style="font-weight: bold">自製美白牙膏</span><br><br>只需將2 份牙膏、1 茶匙梳打粉及半茶匙水混合，再用來擦牙2 分鐘，每星期使用1 次，直到理想的美白效果，之後則只需1 個月使用1 次即可。</p></td>
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<td valign="top"><p><span style="font-weight: bold">用飲管喝飲品</span><br><br>在大部份運動飲品及汽水之中也含有檸檬酸及磷酸，會侵蝕琺瑯質；而紅酒、咖啡之類的飲品也會在牙齒上形成污垢，使用飲管飲用，可減少牙齒表面接觸以上飲品。</p></td>
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<td valign="top"><p><span style="font-weight: bold">多接吻</span><br><br>美國牙醫組織Academy of General Dentistry 的研究指出，接吻可增加口水分泌，有助清走口腔內的會導致蛀牙的細菌。</p></td>
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