What Is Dental Bonding?
Dental bonding repairs a tooth with tooth-coloured resin. Your dentist applies the soft resin, shapes it against the tooth by hand, then hardens it with a curing light.
Bonding is the lightest repair we offer. Most cases need no drilling and no anaesthetic, and the whole thing finishes in one appointment.
What Dental Bonding Fixes
- Chipped or slightly broken teeth
- Small gaps between front teeth
- Stains that whitening cannot lift
- Teeth that look short or uneven
- Exposed root surfaces where the gum has receded
Bonding works best on front teeth and on damage that is small. Once a tooth needs real strength back, your dentist moves to an inlay or onlay or a crown.
The Procedure: What to Expect
- Your dentist picks a resin shade that matches the tooth.
- The surface is roughened slightly and a conditioning liquid goes on, so the resin grips.
- Your dentist applies the resin and shapes it against the tooth.
- A curing light hardens the resin in seconds.
- Your dentist trims, smooths and polishes it to match the shine of your enamel.
The whole appointment usually runs 30 to 60 minutes for one tooth. You eat and drink normally straight afterwards.
Bonding or Veneers?
Both improve how a front tooth looks, and patients often ask which to pick.
| Bonding | Veneers | |
|---|---|---|
| Visits | One | Two |
| Enamel removed | Little or none | A thin layer |
| Stain resistance | Lower, resin picks up colour | Higher |
| Lifespan | Shorter | Longer |
| Reversible | Usually | No |
Read more about veneers if the change you want is larger, or across several teeth at once.
How Long Does Bonding Last?
Bonded resin is softer than enamel and softer than porcelain. It wears and picks up stain over time, especially at the edges.
Coffee, tea, red wine and smoking all discolour it faster. Bonding on a biting edge wears sooner than bonding on a flat surface.
Your dentist can polish or patch bonded areas at a routine visit, which keeps them looking right for longer.
Caring for Bonded Teeth
- Brush twice a day and clean between your teeth daily
- Cut back on coffee, tea and red wine, or rinse with water afterwards
- Avoid biting your nails, ice or pens
- Do not use a bonded front tooth to open packaging
- Wear a night guard if you grind your teeth
Come back to us if a bonded edge chips or catches your floss. Repairs are quick.
Questions About Dental Bonding
Does bonding hurt? Rarely. Most bonding needs no anaesthetic because your dentist is adding material rather than drilling. You may need an anaesthetic if the bonding covers an exposed root.
Can bonding be whitened? No. Whitening lifts natural enamel, not resin. Whiten your teeth first, then have the bonding matched to the new shade.
Is bonding permanent? Usually not. Because little or no enamel comes off, bonding can often be removed or reworked later. That makes it a good starting point if you are undecided.
Can bonding close a gap between my front teeth? Small gaps, yes. Your dentist adds resin to the inner edge of each tooth to narrow the space. Wide gaps look better closed with orthodontic treatment, because widening the teeth too far looks unnatural.
Who Dental Bonding Suits Best
- Anyone with a small chip on a front tooth
- Patients who want a change finished in one appointment
- People who would rather keep their enamel intact
- Anyone testing a cosmetic change before committing to veneers
- Teeth with a sensitive exposed root at the gum line
Bonding is the least invasive cosmetic repair available, and the easiest to undo. That makes it a sensible first step when you are unsure what you want.
It has limits. Resin is softer than enamel, so bonding on a heavy biting edge wears faster than it does on a flat front surface. Your dentist will say plainly when a tooth is asking more of bonding than the material can give.
Bonding also cannot brighten a whole smile evenly. For that, whitening the natural teeth first gives a better result, and costs less.
Bring photographs of the look you are after. Agreeing the shape before your dentist starts shaping resin saves adjusting it later.
Related Reading
- Veneers – the longer-lasting cosmetic option
- Tooth Fillings – the repair for decay rather than appearance
- Dental Crowns – when a tooth needs full coverage
- Chipped, Cracked or Broken Tooth – the damage bonding repairs
- Cosmetic Contouring – reshaping enamel without adding resin