Can Dental Implants Last Forever?

It's one of the most common questions people ask before getting dental implants: Will my dental implants actually last?

You've probably heard phrases like 'implants last a lifetime' — and wondered if that's really true, or just something dentists say to make the sale.

The reality is a bit more nuanced. It depends on which part of the implant we’re talking about and how well they are cared for after treatment.

Once you understand that distinction, the long-term picture becomes much clearer.

A dental implant isn't one single thing — it has two main parts, and they age very differently.

The titanium post and the restoration have very different lifespans. Understanding this difference is the key to setting realistic expectations.

Studies tracking dental implant patients for decades show that the titanium post, the part integrated into your jawbone, holds up remarkably well over time.

One large study followed nearly 11,000 implants across thousands of patients for up to 22 years. After a decade, over 96% of those implants were still in place and working. After 15 years, the figure was still close to 95%.¹

Even more striking, researchers at Brånemark Clinic in Sweden — one of the original centres for modern implant research — recently published findings on patients who received implants between 1982 and 1985. That means some of these implants had been in patients' mouths for close to 40 years. The result? About 96% of the implant posts were still stable and functioning.²

So when people say 'implants can last a lifetime,' they're not wrong — and that's backed by real evidence.

The crown or bridge on top of your implant is doing a lot of mechanical work. Every time you bite or chew, it takes the load. Over years and decades, just like good tyres on a reliable car, it may eventually need replacing. That's not a failure. It's just normal wear.

The crown (the artificial tooth on top) typically lasts 15 to 20 years or more before it might need replacement. In the same Swedish study that tracked patients for nearly 40 years, 96% of the implant posts survived — but around 60% of crowns had been replaced at some point over those four decades.²

The important thing to note: replacing a crown doesn't mean starting over. The implant post stays. A new crown can be fitted onto the same foundation and no new surgery required.

For patients who've had a full arch replaced — a bridge that sits on multiple implants and replaces an entire row of teeth — the picture is similar. Clinical studies show the implants themselves have very high survival rates even at 10 years and beyond.³

The bridge, however, handles enormous forces across its full span, day in and day out. Depending on the material it's made from, it's typically expected to last 15 to 25 years before it may need refurbishment or replacement. Your dentist will monitor this at each check-up and let you know well in advance if anything needs attention.

Implant longevity begins long before the procedure itself. Precise placement — the position, angle, bone quality, surrounding tissue health, and the skill of the oral surgeon — creates the foundation for long-term success. This is the clinical team’s responsibility, and it matters greatly.

But even a well-placed implant needs the right conditions to last. Long-term success depends on two things working together: regular professional follow-up care and consistent oral hygiene at home.

Implants can't get cavities — but the gum and bone around them can still be affected by bacteria. There's a condition called peri-implantitis (think of it as gum disease around an implant) that, if left unchecked, can damage the bone holding the implant in place. Poor oral hygiene is the number one risk factor.⁴

The good news: it's largely preventable. Here's what good implant hygiene looks like day to day:

It is just like how you care for your natural teeth. But it has to be consistent, every day.

Even with great home care, there are things only a dentist can catch and treat. At your regular check-ups and cleaning appointments, your dentist will:

A 25-year study found that patients who attended consistent professional maintenance had implant and prosthesis survival rates that held up remarkably well over the entire period — and the majority showed no signs of implant disease throughout.⁵

This is why check-ups matter even when nothing feels wrong. Many early implant issues have no pain or obvious symptoms. Your dentist can spot them on an X-ray or during a routine examination before they become serious.