How Long Does Invisalign Treatment Take to Straighten Teeth?

Sherwood Park Dental - Patient holding Invisalign braces

Are you tired of feeling self-conscious about your crooked teeth? Have you considered getting orthodontic treatment but are hesitant about traditional metal braces? If so, you may have heard of Invisalign, a popular alternative to braces that uses clear plastic aligners to gradually straighten teeth. But you may be wondering, how long does Invisalign treatment take to straighten teeth? In this article, we will explore the timeline of Invisalign treatment and what factors can affect the duration of the treatment.

Understanding Invisalign Treatment

Invisalign is a popular orthodontic treatment that uses a series of clear, removable plastic aligners to gradually straighten teeth. These aligners are custom-made to fit your teeth and are worn for 20-22 hours a day, with each set of aligners worn for about two weeks before being replaced with the next set in the series. The aligners gently shift your teeth into the desired position, and the length of treatment depends on the severity of your case.

Factors that Affect Invisalign Treatment Time

Several factors can affect the duration of Invisalign treatment, including:

Severity of Misalignment

The severity of your teeth misalignment can play a role in how long Invisalign treatment takes. Minor crowding or spacing issues may only require a few months of treatment, while more severe cases of misalignment may take a year or more to correct.

Compliance with Treatment

Another factor that can affect the duration of Invisalign treatment is your compliance with wearing the aligners as instructed. For the best results, it’s essential to wear the aligners for 20-22 hours a day, only removing them for eating, brushing, and flossing. Failure to comply with the treatment plan can prolong treatment time or even cause the treatment to be ineffective.


Age can also play a role in how long Invisalign treatment takes. Younger patients may experience faster treatment times due to their developing jaw and facial structure. In contrast, older patients may experience longer treatment times due to the denser bone structure of mature jaws.

Additional Treatments

In some cases, additional treatments may be required before or during Invisalign treatment, which can affect the duration of treatment. For example, if you have severely overcrowded teeth, your orthodontist may need to perform a tooth extraction to create enough space for the teeth to move into alignment.

Invisalign Treatment Timeline

The length of Invisalign treatment varies depending on the individual case, but the average treatment time is between 12-18 months. However, minor cases may only require six months of treatment, while severe cases may require up to two years of treatment.

During your initial consultation, your orthodontist will evaluate your teeth and provide an estimated treatment timeline based on your specific case. They will also discuss any additional treatments that may be necessary and provide guidance on how to maintain compliance with the treatment plan.


Invisalign treatment is an effective way to straighten teeth and achieve a beautiful, healthy smile. The length of treatment depends on several factors, including the severity of misalignment, compliance with treatment, age, and any additional treatments required. On average, Invisalign treatment takes between 12-18 months, but the duration can vary based on the individual case. To determine the estimated treatment timeline for your specific case, schedule a consultation with an experienced Invisalign provider.


1. Is Invisalign treatment painful?

Most patients experience mild discomfort or pressure during the first few days of wearing a new set of aligners. However, this discomfort typically subsides quickly and can be managed with over-the-counter pain relievers if necessary.

2. Can I remove my Invisalign aligners to eat and drink?

Yes, you can remove your Invisalign aligners to eat and drink, but it’s important to wear them for at least 20-22 hours a day for the best results. Be sure to brush your teeth and clean your aligners before putting them back in your mouth.

3. Can I play sports or musical instruments while wearing Invisalign aligners?

Yes, you can participate in sports or play musical instruments while wearing Invisalign aligners. However, you may need to wear a mouthguard or adjust your playing technique to accommodate the aligners.

4. How often do I need to visit my orthodontist during Invisalign treatment?

You will need to visit your orthodontist every six to eight weeks during Invisalign treatment to ensure that your treatment is progressing as planned and to receive your next set of aligners.

5. Can I whiten my teeth while wearing Invisalign aligners?

It’s best to wait until after your Invisalign treatment is complete before whitening your teeth. Whitening products can affect the color of the plastic aligners, causing them to become discolored or yellowed.

If you’re considering Invisalign treatment, schedule a consultation with Salisbury Dental to learn more about how this innovative orthodontic solution can help you achieve a straighter, healthier smile. Don’t wait any longer to achieve the smile you’ve always wanted – book your consultation today!

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