Can Smokers Successfully Get Dental Implants Long Term?

Smoking is the most consistently identified modifiable risk factor for dental implant complications, and it appears in the literature more often than almost any other patient-related variable.

That does not mean smokers cannot have implants. Many do, and many of those implants serve well for years. But the risk profile is genuinely different, and anyone being told otherwise is not being given the full picture.

This article sets out what is known, without either dismissing the risk or presenting it as an absolute barrier.

Am I able to have implants if I smoke?

Smoking is not an absolute contraindication, and implants are routinely placed for people who smoke. However, published research consistently reports higher failure rates, higher rates of peri-implantitis, more marginal bone loss, and more post-operative complications in smokers compared with non-smokers. The difference is meaningful rather than marginal, and it increases with the amount smoked. Stopping, even temporarily around the surgical and healing period, measurably improves the picture. Suitability is assessed individually, taking into account how much you smoke, the site, bone quality, gum health, and other medical factors — and the discussion should include the increased risk in plain terms.

Reduced blood flow. Nicotine causes vasoconstriction, narrowing small blood vessels. Tissue healing depends on blood supply delivering oxygen, nutrients, and immune cells, and reduced perfusion at the surgical site slows every part of that.

Carbon monoxide. It binds to haemoglobin far more readily than oxygen does, reducing the oxygen-carrying capacity of blood. Bone healing is particularly oxygen-dependent.

Impaired immune response. Smoking affects neutrophil function and other components of the immune response, reducing the ability to clear bacteria from the peri-implant sulcus.

Altered bone metabolism. Smoking is associated with reduced bone mineral density and altered osteoblast activity, affecting both the quality of the receiving bone and the healing response.

Heat and chemical irritation. Direct effects on the oral mucosa, including keratinisation changes that alter the soft tissue seal around an implant.

Reduced saliva flow and altered flora. Contributes to plaque accumulation and shifts in the bacterial population toward more pathogenic species.

Delayed wound closure. Surgical sites in smokers close more slowly, extending the window of vulnerability to infection.

Osseointegration is the process by which bone forms in direct contact with the implant surface, and it is what makes an implant function as a tooth root rather than a foreign object.

It occurs in stages. A blood clot forms at the interface; inflammatory and progenitor cells migrate in; woven bone is laid down; and over months this remodels into mature lamellar bone in intimate contact with the implant surface.

Every one of those stages depends on adequate blood supply and oxygen delivery. Reduced perfusion and reduced oxygen-carrying capacity affect the earliest phases most, which is why the initial healing period is the most critical window.

This is also why failures in smokers cluster in two periods: early failure during integration, and late failure from peri-implantitis. See dental implants.

Systematic reviews consistently report higher implant failure rates in smokers, with most analyses finding roughly double the failure rate compared with non-smokers, though individual studies vary considerably in their figures.

Marginal bone loss around implants is also reported as greater in smokers, and peri-implantitis prevalence is higher. A dose relationship is generally observed — heavier smokers show worse outcomes than lighter smokers.

Some findings are more nuanced. Failure rates appear higher in the upper jaw than the lower, which is thought to relate to the generally lower bone density of the maxilla. Grafted sites and sinus lift procedures also show a greater smoking-related difference than straightforward placements in good bone.

These are population averages. They describe risk, not destiny, and individual outcomes vary widely.

Stopping entirely produces the best outcome, and former smokers who have stopped for a sustained period show results approaching those of people who have never smoked.

Where stopping permanently is not achievable, a period of cessation around treatment still helps. Protocols commonly suggest stopping for a period before surgery and continuing for a period afterwards, covering the critical early healing window. Even this limited abstinence is associated with improved outcomes in the published literature.

NHS stop smoking services are free and are considerably more effective than attempting to stop unaided. If implants are being planned, referral is worth arranging early rather than as an afterthought.

Vaping is sometimes proposed as a substitute. The evidence on nicotine-containing vapour and implant healing is considerably less mature than for cigarettes, and nicotine's vasoconstrictive effect is present regardless of delivery method. It should not be assumed to be neutral.

Arrange an assessment if:

• You smoke and are considering implants — the discussion should happen before planning

• You have an existing implant and notice bleeding when cleaning — see bleeding gums

• Gum around an implant is red, swollen, or tender

• There is discharge, a bad taste, or persistent odour

• An implant or its crown feels loose

• Gum has receded, exposing part of the implant — see receding gums

• You have existing gum disease — see gum disease treatment

Untreated periodontal disease alongside smoking compounds the risk substantially, and stabilising gum health before implant placement is standard practice rather than an optional extra.

The NHS provides general information about implants at nhs.uk/conditions/dental-implants/.

• Reduce or stop smoking, with professional support — the single most effective measure

• Attend more frequent hygiene appointments, often three-monthly rather than six

• Clean meticulously around implants daily with correctly sized interdental brushes

• Attend check-ups with radiographs so bone levels are monitored over time

• Control other risk factors — diabetes, gum disease, grinding

• Report bleeding or any change early, while inflammation is still confined to soft tissue

• Consider prosthetic design that allows easier cleaning, discussed at the planning stage

The distinction between peri-implant mucositis, which is reversible, and peri-implantitis, which involves bone loss and is not, makes early reporting particularly important for smokers.

• Smoking is not an absolute barrier to implant treatment

• Published failure rates are consistently higher in smokers, roughly double in many analyses

• A dose relationship exists — heavier smoking carries greater risk

• Reduced blood flow and oxygen delivery impair osseointegration

• Peri-implantitis is more common and progresses faster in smokers

• Stopping around the surgical period measurably improves outcomes

• More frequent maintenance is appropriate for smokers with implants

Smokers can and do have successful implant treatment, and the outcome for any individual depends on far more than smoking status alone. But the risk difference reported in the literature is real, consistent, and worth taking seriously.

The most useful thing that can be said is that this risk factor is modifiable, which most are not. Stopping — or even stopping around the treatment period — changes the numbers in your favour more than any refinement of surgical technique. If implants are being considered, that is the conversation worth having first.

If you would like to discuss implant treatment, you are welcome to arrange an appointment at Wimpole Dental, 22 Wimpole St, London W1G 8GQ, or call 020 7183 0692.

Dental symptoms and treatment options should always be assessed individually during a clinical examination.

This article is for general educational information only and is not professional dental advice, diagnosis, or a treatment recommendation. Information here is general and cannot replace an in-person assessment by a qualified, GDC-registered dental professional. Symptoms, suitability, fees, timelines, and outcomes vary according to individual clinical circumstances. If you have pain, swelling, or other concerning symptoms, seek prompt professional dental care. Always request a written treatment plan and cost estimate before proceeding with treatment.

Written Date: 17 August 2026

Next Review Date: 17 August 2027