If you've been scrolling through peg teeth before and after photos lately, you're probably all too familiar with that one tiny, pointed tooth that seems to throw off the balance of your entire smile. It's a pretty common thing, actually. Most people who have them feel a bit self-conscious, like their smile is "unfinished" or just looks a little off-center. The good news is that modern dentistry has some incredibly easy ways to fix this, and the transformation is usually much simpler than people expect.
A "peg lateral" is basically just an upper lateral incisor—the tooth right next to your two front teeth—that didn't fully develop. Instead of being a nice, rectangular shape that matches its neighbor, it stays small and cone-shaped. While it doesn't usually cause health problems, it can definitely mess with your confidence. Seeing the difference in someone's appearance after they get it fixed is always pretty mind-blowing because such a small change makes such a massive impact.
Why Do Peg Teeth Happen Anyway?
Honestly, it mostly comes down to genetics. If your parents or grandparents had one, there's a decent chance you might too. It happens during the developmental stage when the tooth bud just doesn't grow to its full size. It's not because of anything you did or didn't do; it's just the luck of the draw.
Some people choose to leave them as they are, and that's totally fine. But for many, the gap created by a small tooth allows other teeth to shift, which can lead to alignment issues later on. Most people who look into peg teeth before and after results are doing it because they want a more symmetrical, "fuller" look. When that one tooth is undersized, it creates a dark space in the smile that draws the eye right to it.
The Most Popular Ways to Fix the Look
When you start looking at treatment options, you'll find there isn't just one way to handle a peg lateral. Depending on your budget, your age, and how much "work" you're willing to have done, your dentist will usually suggest one of three main paths.
Dental Bonding
This is often the first thing people try, especially younger patients. Dental bonding is basically like sculpting. The dentist uses a tooth-colored resin—kind of like a high-tech putty—and builds it up directly onto the small tooth. They shape it right there in the chair to match the size and contour of your other teeth.
The best part about bonding? It's usually done in one visit, and it's the most affordable option. There's no need to "shave down" the tooth, so it's totally reversible. However, bonding isn't as strong as porcelain. It can stain over time if you're a big coffee drinker, and it might chip if you're prone to biting your nails or chewing on pens. But for a quick peg teeth before and after win, it's hard to beat.
Porcelain Veneers
If you're looking for a more permanent and high-end result, veneers are the way to go. A veneer is a thin shell of porcelain that's custom-made to fit over the front of the tooth. Because they're made in a lab, the level of detail is incredible. They can mimic the slight translucency and texture of a real tooth so perfectly that no one would ever guess it wasn't yours to begin with.
Veneers are much more durable than bonding and they don't stain. Once they're on, they're on for a long time—usually 10 to 15 years or more if you take care of them. The process takes a couple of appointments because the dentist has to take impressions and send them off to a technician, but the results are usually the ones you see in those "Hollywood smile" transformations.
Dental Crowns
Sometimes, a peg tooth is just too small or too weak to support a veneer. In those cases, a crown (or a "cap") is the better choice. Instead of just covering the front, a crown covers the entire tooth. This provides more structural support and ensures the tooth stays healthy and functional. Like veneers, these are custom-made to match your other teeth perfectly.
What Does the Process Feel Like?
A lot of people get nervous about dental work, but fixing a peg tooth is actually one of the less intimidating procedures. If you're going the bonding route, you might not even need numbing. The dentist just roughens the surface of the tooth slightly so the material sticks, applies the resin, shines a blue light on it to harden it, and then polishes it up. You walk out an hour later with a brand-new smile.
For veneers or crowns, it's a bit more involved. You'll usually get a little local anesthetic while the dentist prepares the tooth. They'll take a mold or a digital scan, and you'll wear a temporary "flipper" or a temporary crown while the lab does its thing. A week or two later, you go back, they bond the permanent piece in place, and you're good to go.
It's actually pretty cool to see how much of a difference a few millimeters of porcelain or resin can make. When you look at your peg teeth before and after photos, the most striking thing isn't just the tooth itself—it's how the rest of your face seems to light up because you're finally smiling without holding back.
Keeping Your New Smile Bright
Once you've invested in fixing your peg tooth, you'll want to make sure it stays looking good. Maintenance isn't really that different from your normal routine, but there are a few things to keep in mind.
If you have bonding, you'll want to be a bit careful with really hard foods. Don't go biting directly into a raw carrot or a hard candy with that specific tooth. If you have veneers or crowns, you still need to brush and floss like crazy. Even though the porcelain can't get a cavity, the natural tooth underneath it still can.
Also, if you tend to grind your teeth at night (stress, right?), it's a good idea to get a nightguard. Grinding can put a lot of pressure on veneers or bonding, and the last thing you want is to wake up with a chip in your beautiful new work.
Is It Worth the Cost?
Cost is always a factor, and it varies a lot depending on where you live and which option you choose. Bonding might cost a few hundred dollars, while a porcelain veneer can run into the thousands.
However, when you talk to people who have gone through with it, they almost always say it was worth every penny. It's one of those things where you don't realize how much you were hiding your smile until you don't have to anymore. People find themselves laughing more freely and feeling more confident in photos. It's a small tweak that offers a massive boost to your self-esteem.
Final Thoughts
At the end of the day, having a peg tooth is just a quirky bit of biology. It doesn't make your smile "bad," but if it's something that's always bothered you, there's no reason to live with it. Whether you go for the quick fix of bonding or the long-term perfection of a veneer, the peg teeth before and after results are consistently some of the most satisfying transformations in dentistry.
If you're on the fence, just go in for a consultation. Most dentists can even do a "mock-up" where they put a little temporary material on the tooth just to show you what the final result would look like. Once you see that version of yourself in the mirror, the decision usually becomes a whole lot easier.