Porcelain Veneers for Improving Tooth Colour, Shape, and Alignment in Midlife Adults
Dental veneers are an excellent way to enhance your smile. Porcelain veneers are one available option to help improve the general appearance of your teeth. What are Porcelain Veneers? Porcelain veneers are thin, custom-designed dental shells carefully fitted to the front of your teeth and permanently bonded to address issues, including discolouration, gaps, misalignment, and […]
How Composite Veneers May Improve Tooth Shape and Appearance in Midlife
A smile can be the first impression you make when meeting someone for the first time. If you intend to improve your smile, you could always consider composite veneers, a nonsurgical dental cosmetic option. What are Composite Veneers? Composite veneers are thin, custom-made shells that are carefully fitted to the front of your teeth. They […]
牙齿为什么会变黄？又该如何预防？
一口洁白明亮的牙齿，常常被视为健康的象征。随着时间推移，发现牙齿慢慢变黄，其实是非常常见的现象。这并不是因为你刷牙不够用力，或刷得不够频密，而是由多种因素共同造成的。 在像新加坡这样的环境中，牙齿变色的情况会更加明显。快节奏的生活方式、频繁外食、外卖文化，以及随手可得的饮料和食品，都可能让牙齿更容易变黄。此外，遗传因素和一些身体状况，也会影响牙齿的颜色。 牙齿变黄的原因有哪些？ 牙齿的着色主要分为两大类：外源性染色和内源性染色。 1. 外源性染色（表面染色） 这种染色发生在牙齿最外层的牙釉质上。 2. 内源性染色（内部染色） 这种染色发生在牙齿内部结构，可能影响牙釉质，或位于牙釉质下方的牙本质。牙本质本身呈淡黄色，随着年龄增长、牙釉质变薄，牙本质就会变得更加明显。 👉 了解这两种不同的染色类型，有助于选择合适的美白方式，并有效预防牙齿再次变黄。 常见的外源性染色原因 本地饮食与饮料习惯 新加坡饮食文化丰富多样，许多食物和饮品都含有较强的色素或酸性成分，长期摄入容易让牙齿染色： 咖啡和茶：咖啡和茶中的单宁酸含量高，容易附着在牙釉质上。每天喝 kopi 或 teh，时间久了就可能导致顽固的牙齿发黄。 咖喱、酱料和卤汁：咖喱、酱油、参巴酱等颜色深、容易黏附在牙齿表面。 含糖及酸性饮料：汽水、运动饮料和果汁都偏酸性，会软化牙釉质，使牙齿更容易被侵蚀和染色。 口腔清洁习惯不佳 刷牙和使用牙线不规律，容易让牙菌斑堆积在牙齿表面，形成粗糙的环境，使食物和饮料的色素更容易附着在牙齿上。 吸烟与使用烟草 尼古丁和焦油是牙齿变黄的主要原因。这些物质会渗入牙釉质并氧化，使牙齿逐渐变黄。 ⚠️ 除了影响美观，吸烟还会增加口腔癌及多种口腔疾病的风险，对健康非常不利。 常见的内源性染色原因 内源性染色发生在牙齿内部，通常较难自行改善，需要牙医的专业协助。主要原因包括： 遗传因素 有些人天生牙釉质较薄，导致底层偏黄的牙本质更明显。 年龄增长 随着年龄增加，牙釉质逐渐磨损。 药物影响 某些抗生素（如四环素、多西环素）可能造成永久性牙齿变色。 牙齿受伤 牙齿受到撞击后，牙髓神经受损，牙齿可能会慢慢变暗。 氟斑牙 儿童时期摄入过多氟化物，可能导致牙齿出现斑驳或泛黄。 预防牙齿变黄的小贴士 预防永远胜于治疗，日常生活中可以从以下方面做起： 每天早晚刷牙，并坚持使用牙线 多喝白开水，尤其在进食后，有助于减少酸性和色素残留 喝深色饮料时使用吸管，减少与牙齿的直接接触 减少汽水和酸性果汁的摄入 专业牙科解决方案 如果牙齿染色较严重或难以改善，牙科诊所可提供多种专业治疗选择： 诊所内牙齿美白 牙医会先保护嘴唇和牙龈，再在牙齿表面涂抹高浓度美白凝胶（如过氧化氢或过氧化脲），快速改善牙齿颜色。 居家美白套装 牙医可为你定制专属牙托，并提供专业级美白凝胶，在家逐步美白牙齿。 定期洗牙与抛光 专业洗牙可有效去除刷牙无法清除的顽固表面色素。 瓷贴面或牙冠 对于严重的内源性变色，可通过瓷贴面或全瓷牙冠，长期改善牙齿外观。 […]
What Causes Yellow Teeth and How Can You Avoid Them?
A bright white smile is often seen as an indicator of good health. It is normal to notice your teeth looking yellower over time. You are experiencing a common dental issue; one that is not solved by brushing your teeth harder or more often. Environments such as Singapore can exacerbate tooth discolouration. The availability of […]
Dental Veneers: Pros and Cons to Consider Before the Procedure
If you have ever admired a celebrity’s bright, perfect smile, chances are that dental veneers have played a part in creating that look. Veneered teeth are a popular dental solution for people who would like to improve the appearance of their teeth: to address discolouration, chips, unevenness, or gaps in the teeth. If you are […]
Teeth Whitening in Singapore: The Ultimate Guide
What is Teeth Whitening? Teeth whitening is a cosmetic dental procedure that involves carefully removing stains and discolouration from teeth and lightening their shade for a more pleasant appearance. Tooth colour differs from person to person and stems from two layers: the hard, white surface layer called enamel and the deeper yellowish-white layer called dentin. […]
Differences between Dental Veneers vs Dental Crowns
Dental crowns and veneers are two dental procedures that change the appearance and improve the function of your teeth. While they may sound similar, these processes are not interchangeable. Dental veneers and crowns have different purposes, application methods, preparation requirements, and suitability. Read on to find out more about veneers and crowns, as well as […]
DR. KAYLA TOH: Can teeth whitening kits be trusted?
When you smile, the world smiles back at you.
This old adage isn’t just an airy-fairy saying – Studies[1] show that happy smiley faces have a strong motivational effect on others, and that those who come across as cheerful tend to enjoy more social interaction than their long-faced peers. At the workplace, presentable teeth are thought to be a requirement for prestigious roles in many professions.
