Can Braces or Invisalign Fix an Underbite?
An underbite can affect more than just your smile—it can impact how you eat, speak, and even your confidence. If you’re wondering how to fix an underbite, you’re not alone, and there are effective solutions available. Braces for underbites and Invisalign are two popular options that can help correct this issue, improving both dental health and aesthetics. But which option is right for you? The answer depends on the severity of the underbite and your specific needs. Consulting with an orthodontist is essential to determine the best treatment plan for your situation.

What is an Underbite?
An underbite happens when your lower teeth extend further out than your upper teeth, causing the jaw to stick out. This dental misalignment, known medically as Class III malocclusion, can range from mild (barely noticeable) to severe (visibly altering the shape of the face). If you’re wondering how to fix an underbite, don’t stress—several treatment options, like braces for underbite or Invisalign, can help tackle the issue. Before diving into treatments, though, it’s important to understand what causes an underbite and the problems it might bring.
Causes of Underbites
Underbites can result from several factors, and they’re not always preventable. Here are some of the most common causes:
- Genetics: If your parents or grandparents had an underbite, there’s a chance you might inherit it. Your genes influence jaw size, shape, and teeth alignment.
- Childhood habits: Prolonged thumb-sucking, overuse of a pacifier, or extended bottle-feeding can shift teeth and lead to an underbite.
- Balance issues with jaw development: Sometimes, the lower jaw grows faster or larger than the upper jaw, leading to an improper bite.
- Missing or overcrowded teeth: A lack of balance in how your teeth are spaced can push the lower teeth forward, contributing to an underbite.
- Injuries or trauma: Facial injuries that damage the jawbone can sometimes affect how the teeth and jaw align.
- Certain medical conditions: Conditions like cleft palate or other craniofacial conditions can also contribute to underbite development.
Understanding the root cause of your underbite is important, not just for treatment but also for preventing future issues. Discussing your history with an orthodontist will help pinpoint the contributing factors.


Problems Caused by Underbites
An untreated underbite isn’t just a cosmetic concern—it can affect your overall health and quality of life. Here are some common difficulties people experience:
- Difficulty chewing and biting: With the lower jaw jutting out, it’s harder to chew effectively. This can lead to digestion issues because food might not be broken down properly.
- Speech impediments: Certain sounds and words can become difficult to articulate due to the misalignment, affecting your ability to speak clearly.
- Excess wear on teeth: When the teeth don’t align right, it can cause uneven wear and tear, increasing the risk of chipping or cracking over time.
- Jaw pain and discomfort: An underbite puts excess pressure on the jaw joints, often leading to pain, tension, or even temporomandibular joint (TMJ) disorders.
- Gum and tooth health issues: Poor alignment can make it harder to clean your teeth properly, upping the risk of cavities, gum disease, or bad breath.
Living with an underbite can feel frustrating, but remember, effective solutions exist. Whether you’re exploring braces for underbite or wondering if Invisalign can fix an underbite, treatments are designed to not only improve alignment but also boost your comfort and long-term health.
By addressing these issues early, you can avoid unnecessary complications and enjoy the benefits of proper jaw function and a confident smile.
How to Fix an Underbite?
Fixing an underbite involves addressing the misalignment of the lower and upper teeth. The right treatment often depends on how severe the underbite is and what’s causing it. From orthodontic methods like braces and Invisalign to surgical interventions for more complex cases, there’s a solution for every need. Below, we’ll explore the most common ways to correct an underbite, starting with braces and Invisalign.

Orthodontic Solutions for Underbites
When it comes to how to fix an underbite, orthodontics is often the first step. Both braces and Invisalign are effective tools for correcting dental misalignments, including underbites. Let’s break down how each option works to tackle this issue:
- Do braces fix underbite? Yes, they do! Traditional braces are one of the most common solutions for treating underbites. By using metal brackets and wires, braces gradually shift teeth into proper alignment. For mild to moderate underbites caused by tooth position, this method can achieve excellent results over time. Braces can also address bite problems by guiding jaw growth in younger patients through special attachments like rubber bands or expanders.
- Can Invisalign fix underbite? Invisalign, a clear aligner system, is another effective option for underbite correction, but it works best for mild to moderate cases. Invisalign aligners are custom-made trays that gently move your teeth into place without the need for brackets or wires. Unlike braces, Invisalign is removable, making it a preferred choice for those who value convenience and aesthetics. However, in more severe cases or when jaw realignment is needed, combining Invisalign with other treatments might be necessary.
How do you know which option is right for you? Consulting an orthodontist is key, as they’ll assess the severity of your underbite and recommend the most suitable option. Both approaches have their strengths, but the choice depends on factors like your lifestyle, age, and the complexity of your dental misalignment.
Surgical Options for Severe Underbites
For more extreme underbite cases where the issue involves the structure of the jaw rather than just teeth misalignment, orthodontics alone may not be enough. This is where surgical intervention comes into play. Jaw surgery, also known as orthognathic surgery, is often recommended for severe underbites.
Here’s what you need to know about it:
- Why is surgery needed for severe underbites? In cases where the lower jaw has grown excessively or the upper jaw is underdeveloped, the underlying bone structure is the problem, not just the placement of the teeth. Surgery can reposition the jaw to create proper alignment, correcting the underbite at its root.
- How does the procedure work? The surgery involves moving the lower, upper, or both jaws into their desired positions, depending on the type of misalignment. Orthodontics like braces or Invisalign are usually used before and after the surgery to fine-tune the alignment of the teeth. This combination ensures the most functional and aesthetic outcome.
- What’s recovery like? As with any surgery, recovery takes time. Patients may need several weeks for swelling to subside and months for the jaw to heal fully. While the process is more invasive than orthodontic treatments, it can dramatically improve jaw function, facial balance, and overall confidence.
Dealing with a severe underbite can seem daunting, but for many people, surgery becomes a life-changing solution. Modern techniques ensure the procedure is as safe and effective as possible, often leaving patients with not just a better bite but a better quality of life.
Prosthodontic Options
Prosthodontics offers a range of solutions for addressing the functional and aesthetic challenges posed by an overbite or an underbite. Dental crowns, veneers, and bridges can be used to adjust the appearance and alignment of teeth, creating a more balanced smile. For those missing teeth or requiring significant restoration, dentures or dental implants may be recommended to enhance both function and facial symmetry. These options, often combined with orthodontic treatments, are tailored to each patient’s unique needs to ensure optimal results. Consulting with a prosthodontist can help determine the most appropriate course of action to achieve long-lasting, natural-looking outcomes.
Do Braces Fix Underbite?
Braces are a proven and effective way to correct an underbite. They work by gradually aligning the teeth and, in some cases, influencing the position of the jaw itself. Whether your underbite is mild or severe, braces can often play a key role in addressing the issue. However, not all braces are the same, and the duration of treatment can vary depending on the severity of your underbite. Let’s break down the details.

Types of Braces for Underbite
If you’re considering braces to fix an underbite, it’s important to understand the different options available. Each type of brace has its own benefits, and the best choice for you depends on the specifics of your condition as well as your personal preferences.
- Traditional metal braces: These are the most well-known type of braces and are often the go-to choice for treating moderate to severe underbites. They consist of metal brackets and wires that are adjusted over time to shift teeth and correct the bite. In cases involving jaw misalignment, additional tools such as elastics or expanders may be used alongside metal braces.
- Ceramic braces: Similar to traditional braces in function, ceramic braces use tooth-coloured or clear brackets that blend in with your teeth. They’re a popular option for individuals who want a less noticeable treatment but still require the strength and effectiveness of traditional braces. However, they can be slightly more fragile.
- Lingual braces: For those who want their braces to remain hidden, lingual braces are an option. These braces are attached to the back of your teeth, making them invisible from the front. While they can fix an underbite, they may not be suitable for severe cases due to their unique positioning and limitations in adjusting jaw alignment.
By exploring these options with an orthodontist, you can determine which brace type will effectively address your needs and fit your lifestyle. Your treatment plan might even combine braces with other orthodontic tools to achieve the best results.
Duration of Treatment With Braces
One of the most common questions people ask is, “How long will braces take to fix my underbite?” The answer largely depends on several factors, including the severity of the underbite, your age, and how well you adhere to your orthodontist’s instructions.
- Mild underbite: If your underbite is caused by the positioning of your teeth rather than a jaw misalignment, treatment could take as little as 12-18 months. Regular braces adjustments will gradually move your teeth into the correct position, fixing your bite efficiently.
- Moderate to severe underbite: More complex cases, where the jawbone itself needs to be realigned in addition to straightening the teeth, may take 24-36 months or longer. In these situations, braces might be combined with rubber bands, expanders, or even surgical options to ensure optimal correction.
- Age and responsiveness to treatment: Younger patients often experience faster results because their jaws are still developing, allowing braces to guide the growth more effectively. For adults, treatment might take slightly longer, as fully developed jawbones are less malleable.
Patience is key when undergoing any orthodontic treatment. While the process might feel lengthy, the outcome—a properly aligned bite and a healthier, more confident smile—is well worth the wait. Your orthodontist will provide a personalised timeline based on your specific case, so you’ll know what to expect.
Can Invisalign Fix Underbites?
If you’re exploring how to fix an underbite, you might wonder if Invisalign is a viable option. Invisalign aligners are a popular choice for correcting dental misalignments, and while they are highly effective for many cases, they’re not always the right solution for everyone. Below, we’ll break down how Invisalign works for underbites, its limitations, and what to expect during treatment.

How Invisalign Aligners Work for Underbites
Invisalign is a system of custom-made, clear plastic aligners designed to move teeth into better alignment. When it comes to underbite correction, Invisalign addresses misalignment and can even guide the jaw’s position in certain cases. Here’s how it works:
- Gradual tooth movement: Invisalign trays apply gentle pressure to specific teeth, encouraging them to shift into the correct position. For an underbite, this might involve moving the upper teeth forward, the lower teeth backward, or both, depending on the situation.
- Jaw adjustments: In mild to moderate underbites, aligners can influence the position of the jaw by guiding teeth placement. In growing teens, attachments like elastics are often used with Invisalign to aid jaw correction.
- Custom high-tech approach: Each aligner is tailored to the patient’s needs using 3D imaging technology. You’ll wear a series of trays that gradually progress toward a corrected bite.
The appeal of Invisalign is clear—it’s removable, comfortable, and practically invisible. For people concerned about aesthetics or convenience, Invisalign often feels like a win-win.
Read our Guide of Invisalign Treatment for Detailed Information.
Limitations of Invisalign for Underbites
While Invisalign can correct many underbites, it’s not a solution for all cases. It’s most effective for mild to moderate underbites caused by tooth misalignment rather than jaw structure. Here are some of the limitations:
- Severe jaw misalignment: If the underbite stems from a significant difference in jaw size or positioning, Invisalign alone won’t be enough. In these cases, surgery may be required to reposition the jaw, with Invisalign used as part of the post-surgery orthodontic process.
- Growth period dependency: Invisalign works particularly well for younger patients whose jaws are still developing. For adults with fully grown jawbones, its limitations increase because the jaw can no longer adapt as easily.
- Complex corrections: In some situations, Invisalign may need to be combined with other orthodontic treatments, such as braces or expanders, to manage more complicated cases.
It’s always recommended to consult with an orthodontist who can assess whether Invisalign is suitable for your underbite. If your case is severe, other treatments may be recommended to achieve lasting results.
Treatment Duration With Invisalign
Wondering how long it takes for Invisalign to fix an underbite? The treatment time can vary significantly depending on the complexity of your case and whether additional methods are required. Below is an overview of what to expect:
- Mild underbites: For minor cases caused by misaligned teeth, Invisalign can often correct an underbite in 6-12 months with consistent use (typically 20-22 hours per day).
- Moderate underbites: If the underbite requires moderate tooth movement or additional tools like elastics, treatment may take 12-18 months.
- Combination cases: When Invisalign is used alongside other methods (e.g., expanders or surgery), the timeline might be extended to 18-24 months or longer, depending on the situation.
To stay on track, it’s crucial to follow your orthodontist’s recommendations. Skipping days or not wearing the aligners for the required amount of time can delay your progress.
While Invisalign takes commitment, the results—a more aligned bite and a smile you’ll love—are worth the time and effort. Speak with your orthodontist to get an accurate timeline based on your specific needs.
Choosing Between Braces and Invisalign for Underbite
Deciding between braces and Invisalign to fix an underbite can feel overwhelming, especially since both options have unique benefits. The right choice will depend on several factors, from the complexity of your underbite to your personal lifestyle preferences. Below, we’ll break it down to help you make the best decision and move closer to achieving your ideal smile.
Factors to Consider
When choosing between braces and Invisalign for underbite correction, a few key factors can guide the decision:
- Age:
- Younger patients, particularly children and teenagers, often respond better to braces since their jaws are still developing. Braces can help guide jaw growth while aligning teeth.
- Adults, on the other hand, might lean towards Invisalign for its discreet appearance and convenience.
- Severity of the Underbite:
- Mild to moderate underbites: These can often be effectively treated with either braces or Invisalign. Invisalign works well in cases where teeth alignment is the primary issue.
- Severe underbites: Braces are typically better when significant tooth movement or jaw adjustment is required. Severe cases might also involve other treatments like jaw surgery, making braces a more supportive option.
- Lifestyle and Preferences:
- Appearance: Many adults and teens prefer Invisalign because the clear aligners are nearly invisible. If you’re self-conscious about wearing noticeable braces, this can be a big draw.
- Convenience: Invisalign aligners can be removed when eating or brushing teeth, which makes them more practical for some. However, this same flexibility comes with added responsibility—you must wear them consistently for 20-22 hours daily. If you’re forgetful or prefer a “set-it-and-forget-it” option, braces might work better.
- Dietary restrictions: Braces come with certain food limitations—like avoiding sticky or hard foods—that Invisalign wearers don’t have to worry about.
- Cost considerations: While prices can vary, braces are often slightly more affordable than Invisalign. However, for severe underbite cases, costs may be comparable due to the additional care required.
Weighing these factors against your situation will help narrow the options. Still uncertain? Speaking with a professional will provide more clarity.
Professional Recommendation
Choosing between braces and Invisalign isn’t a decision you have to make alone. The best way to determine the most effective treatment for your underbite is by consulting an experienced orthodontist. Here’s why:
- Individualised assessment: Each underbite is unique. An orthodontist will evaluate the severity of your case, consider jaw alignment, and recommend customised treatment. In some cases, they may suggest using a combination of treatments, like Invisalign with rubber bands or braces supplemented by expanders.
- Expert insight: Orthodontists have the training and experience to identify the best method for long-term success. They’ll explain the benefits and limitations of braces versus Invisalign and how each option will impact your specific needs.
- Comprehensive planning: Sometimes, an underbite requires more involved care, like surgery for jaw misalignment. An orthodontist can coordinate this care, ensuring braces or Invisalign are used effectively alongside other treatments for optimal results.
It’s easy to scroll through comparisons online, but these generic answers can only go so far. A professional consultation ensures you’re choosing the right option for your condition, lifestyle, and goals.
Taking the time to consider these factors carefully and getting expert advice will set you on the best path towards fixing your underbite and improving your dental health. Whether you go with traditional braces or Invisalign, the end goal remains the same—a healthier, more confident smile.
Last Words from the More Clinics
If you’re wondering how to fix an underbite, both braces and Invisalign offer effective solutions. Braces for underbite are a traditional choice known for their reliability, especially for severe cases. On the other hand, Invisalign offers a discreet and convenient option, often best for mild to moderate underbites. Each approach has its strengths, but the right treatment depends on your specific needs.
Professional guidance is essential to ensure success. An experienced orthodontist can assess your case, explain your options, and tailor a plan that works for you. Whether it’s braces, Invisalign, or a combination of treatments, the goal is a healthier, more aligned bite and a smile you’ll feel confident sharing.
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SOURCES:
Do braces correct or improve ‘underbite’ (prominent lower front teeth) in children and teens?
ResearchGate: Orthodontic treatment
A Review on Orthodontic Brackets and Their Application in Clinical Orthodontics
ResearchGate: Clear aligner: invisalign: A review
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Last Uptaded at: March, 01, 2025
Medically Reviewed by: Yusuf Algabri, Dt, Cosmetic Dentist