How Long Does Composite Bonding Last?
Direct composite bonding has a realistic lifespan of around five years at Deepcar Dental Care, varying from person to person. For anyone with bonding or weighing it up, this page explains what shortens and extends that time, how bonding ages, when repair is an alternative to replacement, and what affects the cost over ten years.
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Clinically reviewed by Dr Ibraheem Ijaz, dentist · GDC 301711
Medical disclaimer: This page is for general information only. It does not replace an examination or treatment by a dentist.
Dr Ibraheem Ijaz, a General Dental Practitioner and the principal dentist at Deepcar Dental Care, reviewed this page. He holds BDS, BSc (Hons), MSc (Leeds), a PG Dip in Implant Dentistry and a PG Cert in Restorative and Aesthetic Dentistry, and his GDC number is 301711.
How long does composite bonding last?
At Deepcar Dental Care, direct composite bonding has a realistic lifespan of around five years, varying from person to person.
Direct bonding is composite bonding built up on the teeth in the chair, from bonding the edges of front teeth to direct full-surface composite work. No single figure fits every mouth: your bite, your habits and how the bonding is looked after all play a part.
What aftercare cover comes with direct composite bonding at Deepcar Dental Care?
Direct composite bonding at Deepcar Dental Care comes with 12 months of aftercare cover, covering repairs. Accidental trauma and infection are excluded.
Why do research figures for composite lifespan vary so much?
In research, front-tooth composite lasts very different lengths of time, depending on the type of restoration, why it was placed and the patient.
A 2015 systematic review of 17 clinical studies of front-tooth composite, each followed for at least three years, found survival ranged from 53.4% of restorations in one study to all of them in another. A broken tooth or restoration was the most common reason for failure. These are results for groups of restorations in research, not a prediction for one person's bonding.
Material plays a part: in a seven-year study of 163 front-tooth composite build-ups, one composite type more often lost its colour match and the other more often fractured. The materials page explains how composite materials differ.
How does composite bonding change as it ages?
Composite bonding often changes gradually, losing its shine and picking up fine marks at its edges, though it can also chip or break.
In a six-year study of 74 front-tooth composite veneers, gloss loss was the main appearance problem with those moulded on the teeth rather than prefabricated, visible by the one-year check. Slight edge staining was superficial and could be removed by repolishing.
A 2017 research review notes that short-term fractures are usually small, while long-term failures are linked to fatigue. In a seven-year clinical study, chipping or fracture was more frequent in the first year.
What shortens the life of composite bonding?
Grinding, staining drinks and a high risk of tooth decay are among the things research links with composite that fractures, stains or fails sooner.
Grinding and clenching greatly increase the load on composite, which a 2017 research review links with fractures and tooth wear. The NHS lists loss of teeth and fillings among the effects of grinding. Read more on bonding when you grind your teeth.
At Deepcar Dental Care, a night guard is required for patients with direct composite bonding who grind, and it is charged separately.
In a seven-year clinical study, beverage consumption was significantly linked with discoloured restorations; the staining page covers how bonding behaves with coffee and wine. A patient's risk of tooth decay has also been shown to significantly influence how long restorations last.
Questions about this treatment? Book online or call the practice.
How can you help your composite bonding last?
Five everyday steps, drawn from NHS advice and research, help protect composite bonding.
- Brush twice a day for about 2 minutes. Adults should use a toothpaste with at least 1,350ppm fluoride, then spit out the excess rather than rinsing.
- Clean between your teeth with floss or interdental brushes. The cleaning page covers brushing and flossing around bonded teeth.
- Keep the review and re-polish appointments your dentist recommends.
- If you grind, wear a night guard: the NHS says mouth guards protect your teeth from damage.
- Have a chip, rough edge or dark line checked early: under FDI criteria, small local defects such as chips can typically be repaired.
When does Deepcar Dental Care review direct composite bonding, and how often is a re-polish recommended?
At Deepcar Dental Care, a review appointment follows 2 weeks after direct composite bonding treatment, and a professional re-polish is recommended every 6 months.
Should ageing composite bonding be repaired or replaced?
In general, ageing composite bonding can often be polished or repaired instead of replaced, and the choice is made case by case.
The FDI World Dental Federation describes five options for an ageing restoration: monitoring, refurbishing (polishing and reshaping without adding material), resealing small edge gaps, repairing with new composite, and replacing it when defects are too extensive to repair.
FDI policy says repair preserves existing tooth structure, may reduce treatment time and the need for local anaesthetic, and can save overall resources. The repairs page explains what to do when bonding chips or breaks.
What affects the cost of composite bonding over ten years?
In general, the ten-year cost of composite bonding depends on how many teeth are bonded, its lifespan and whether it needs repair or replacement.
If you are still working out which option suits, start with that guide.
When should you speak to your dentist about your bonding?
Speak to your dentist if your bonding chips, cracks, feels rough or sharp, comes loose, or develops a dark line at its edge.
Under FDI criteria, edge decay can be hard to tell from staining, so a dark edge needs checking. The NHS advises seeing a dentist if you grind your teeth and have tooth damage or sensitive teeth.
Where are other composite bonding aftercare topics covered?
For staining, cleaning, chips and repairs, and sensitivity, the options in this section cover the rest of composite bonding aftercare.
Frequently asked questions
Does composite bonding need redoing?
Eventually, yes: a 2017 research review says no restoration should be expected to last forever. Redoing does not always mean starting again. Depending on what has changed, ageing composite may be monitored, polished, repaired or, when defects are too extensive, replaced, and your dentist judges which fits.
Will you notice when composite bonding starts to age?
You may notice dullness first. In a six-year study of composite veneers, patients recognised the gradual loss of gloss on veneers moulded on the teeth, while minor staining and fit changes at the edges went unnoticed by patients and were picked up at check-ups. That is one reason reviews matter even when bonding looks fine.
Does composite last longer on some front-tooth restorations than others?
Research suggests it depends on the type and purpose of the restoration. In a 2015 review of front-tooth composite, fillings on the sides of front teeth, away from the biting edge, generally failed less often than other types, and appearance-related failures were more frequent when composite was placed for cosmetic reasons.
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Composite bonding at Deepcar Dental Care is carried out by our cosmetic dentists. The practice is at 334 Manchester Road, Deepcar, Sheffield, S36 2RH. Patient feedback is on the practice's reviews page.
334 Manchester Road
Deepcar, Sheffield S36 2RH
0114 288 2121
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