First, a quick recap: what is ICON?

ICON (short for Infiltration Concept) is a minimally invasive, purely cosmetic treatment that improves the appearance of white and brown spots without any drilling or injections. A special resin is infiltrated into the porous enamel, which evens out how light passes through the mark so it blends with the surrounding tooth. Your natural tooth stays completely intact. You can read more on our ICON white spot treatment page.

ICON is particularly well suited to white spots from early enamel demineralisation, marks left after braces, fluorosis and some trauma-related discolouration. The key word is cosmetic: it’s about appearance, and it’s one of the most conservative ways we can improve a spotted or patchy smile.

ICON vs teeth whitening

It’s easy to assume that professional whitening will simply erase a white spot, but it often works the other way. Whitening lifts the shade of the whole tooth fairly evenly, so in some cases a stubborn white mark can actually look more obvious for a while before the colour settles. Whitening also lightens brown discolouration so we can mask it better with composite or alternative techniques like ICON + opalustre.

That doesn’t mean whitening and ICON are rivals. In fact, we often recommend whitening first and ICON second. Brightening the surrounding enamel gives us a better base shade to work with, so the final ICON result blends more seamlessly. Think of them as partners rather than alternatives: whitening sets the stage, ICON refines the detail.

• Best for: an overall brighter smile, and as a first step before ICON where the base shade is quite yellow
• Not ideal for: removing a single white spot on its own, since it won’t target the mark specifically

ICON vs composite bonding

Composite bonding involves sculpting a tooth-coloured resin onto the surface of the tooth, usually with little or no drilling. It’s wonderfully versatile and can mask marks as well as reshaping chips and small gaps, but it does add a layer of material on top of the tooth, which then needs occasional polishing and, in time, refreshing.

ICON, by contrast, works inside the enamel rather than on top of it, so there’s nothing added to the tooth surface. For shallower white spots, ICON alone can give a beautifully natural result with very little maintenance. For deeper or more established marks, the two can be combined, ICON to treat the lesion itself, then a thin layer of bonding to perfect the finish.

That combination is exactly what we did in this ICON case study, where a deep childhood white spot was treated without veneers or drilling.

• Best for ICON: shallower white or brown spots where you’d like the least possible intervention
• Best for bonding: marks combined with chips, gaps or reshaping, or as a finishing touch over ICON

ICON vs veneers

Veneers are thin shells, usually porcelain, bonded to the front of the teeth. They can deliver a dramatic smile makeover and mask significant discolouration, but they’re also the most invasive option here. Traditional veneers typically require some permanent removal of healthy enamel, and once that’s done, it can’t be undone.

For someone whose only concern is white spots, veneers are often more than the situation calls for. ICON can frequently achieve a lovely result while keeping the natural tooth almost entirely intact, which is always our preference where it’s clinically possible. Veneers come into their own when there’s more going on, such as worn or misshapen teeth, larger gaps or a desire to change the overall shape and colour of several teeth at once.

• Best for ICON: isolated white or brown spots, with maximum preservation of natural tooth
• Best for veneers: a full cosmetic transformation involving shape, colour and alignment together

So which treatment is right for you?

As a general guide, the more conservative the option that will achieve your goal, the better, and that’s the order we tend to think in:

• Whitening to even out and brighten the overall shade, often as a first step
• ICON to target white spots specifically, with no drilling and nothing added to the tooth
• Opalustre Microbrasion is better for treating brown spots
• Composite bonding where marks sit alongside chips or gaps, or to refine a deeper lesion after ICON
• Veneers for a more comprehensive smile makeover involving shape and alignment

The honest answer is that the best choice depends on your individual teeth, and sometimes the ideal result comes from combining two treatments rather than relying on one. That’s something we’ll always assess carefully and talk you through, including being upfront when a simpler, less expensive option will give you a great result.

Why patients choose Siha Dental for ICON in West London

At our Shepherd’s Bush practice, we’re known for a conservative, prevention-led approach to cosmetic dentistry. Patients from Shepherd’s Bush, Hammersmith, Acton, Chiswick and across West London come to us because we offer:

• A genuinely minimally invasive ethos - we reach for the most conservative effective option first
• Honest, transparent treatment planning - including when a simpler option is the right one
• Experience with combination cases - pairing whitening, ICON and bonding for the most natural finish
• A calm, spa-inspired environment - designed to put even nervous patients at ease
• Award winning patient care in London for 2024 and 2025 - don’t just take our word for it! ~ View our awards here

Frequently asked questions

Is ICON better than veneers?

Neither is simply “better” - they do different jobs. For isolated white or brown spots, ICON is usually the more conservative choice because it preserves your natural enamel. Veneers suit larger cosmetic changes involving the shape and colour of several teeth. We’ll help you decide based on your teeth and your goals.

Can I have ICON instead of a filling?

ICON is a cosmetic treatment for the appearance of white and brown spots, not a replacement for a filling where there’s a cavity that needs restoring. If we spot any active decay during your assessment, we’ll talk you through the right treatment for that first.

Do I need whitening before ICON?

Often, yes. Whitening brightens the overall tooth shade, which makes it easier to achieve a seamless result when the ICON resin is matched and applied. Also for darker spots to help lighten them ready for the combination ICON/COMPOSITE/Microbrasion treatments.  We’ll advise whether it’s worthwhile in your case at your consultation. 

Will ICON or bonding need replacing over time?

The actual RESIN component of the ICON protocol breaks down, but it's easy to re-do and the results will still last many years, with the treatment safely repeatable if needed. Composite bonding sits on the tooth and typically benefits from refreshing every few years. We’ll explain the upkeep for whichever option suits you.

How do I know which treatment I need?

The best way is a proper assessment. We’ll examine your teeth, identify what’s causing the marks and recommend the most conservative option that will give you the result you’re after, sometimes a single treatment, sometimes a combination.

Book a consultation in Shepherds Bush

If you’ve been bothered by white or brown spots on your teeth and you’re weighing up ICON, bonding, whitening, veneers or Opalustre microabrasion, we’d be glad to help you find the right approach. We’ll assess your smile honestly and recommend only what’s genuinely right for you. Book a consultation at Siha Dental in Shepherd’s Bush today, or call us on 020 4602 3510.

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