A brighter smile is one of the most requested — and most misunderstood — treatments in dentistry. Done properly, professional whitening is safe, effective and kind to your teeth. Done carelessly with the wrong products, it can leave you with sensitivity and patchy, unnatural results.
Why teeth darken
Teeth pick up colour over the years from tea, coffee, red wine, tobacco and simply from age, as the enamel thins and the darker layer beneath shows through. Some staining sits on the surface; some is deeper within the tooth. Understanding which is which is the first step in choosing the right approach.
In-clinic and take-home options
Professional whitening comes in two main forms. In-clinic treatment, such as Zoom, lifts the shade noticeably in a single supervised appointment. Custom take-home kits use trays made to fit your teeth exactly, so the gel stays on the teeth and off the gums as you whiten gradually at home. Often the two are combined for the best, longest-lasting result.
Comfort and safety
Because treatment is planned and supervised by a dentist, the gums are protected and the strength of the gel is matched to your teeth — which keeps sensitivity to a minimum. Any existing decay or gum problems are treated first, so you are whitening a healthy mouth. Shop-bought strips and salon ‘whitening’ cannot offer that safeguard.
Making it last
Whitening is not permanent — results fade gradually and faster if you smoke or drink a lot of tea, coffee or red wine. Simple habits and the occasional top-up keep your smile bright for the long term. A short consultation will tell you what shade is realistically achievable for your teeth.