Are There Any Possible Complications with Invisalign?

August 4, 2025

Invisalign clear aligner.

Invisalign has become one of the most popular orthodontic treatments, offering a discreet, removable alternative to traditional braces. Many patients love Invisalign for its convenience and ability to straighten teeth without metal brackets and wires. But like any dental treatment, Invisalign isn’t entirely free of potential complications. While most issues are minor and easily managed, it’s helpful to know what to watch for so you can address problems early and keep your treatment on track.

Temporary Discomfort

When you switch to a new set of aligners, you may feel pressure or soreness as your teeth adjust. This is a normal part of the process and usually lasts only a few days. Over-the-counter pain relievers or cold compresses can help ease discomfort.

Speech Changes

Some patients notice a slight lisp when they first start wearing Invisalign aligners. This happens because your tongue needs time to adapt to the thin plastic trays. The good news is that most people adjust within a few days of consistent wear, and speech returns to normal.

Dry Mouth or Excess Saliva

Wearing aligners can temporarily affect how much saliva your mouth produces. Some people notice a dry mouth, while others experience extra saliva at first. Staying hydrated and sucking on sugar-free lozenges can help with dryness until your mouth adjusts.

Aligners Turning Yellow or Stained

Drinking coffee, tea, or soda while wearing your aligners can cause them to stain. Always remove your trays before eating or drinking anything other than water and clean them regularly to keep them clear and odor-free.

Attachment or Aligner Breakage

Invisalign sometimes uses small tooth-colored attachments to help move teeth more efficiently. These attachments can occasionally pop off, or an aligner may crack if it’s forced in or removed improperly. If this happens, call your dentist or orthodontist right away to get a replacement or reattachment.

Risk of Cavities or Gum Issues

Because Invisalign trays fit snugly over your teeth, it’s important to keep your teeth and gums clean. Not brushing and flossing thoroughly before putting your aligners back in can trap food particles and bacteria, leading to cavities or gum irritation.

Delayed Progress from Non-Compliance

One of the biggest complications with Invisalign is simply not wearing your aligners enough. For the treatment to work, you need to wear them 20 to 22 hours per day. Skipping time can delay results or require additional aligners.

Invisalign is a safe, effective way to straighten teeth, but being aware of possible complications helps you stay proactive. Good oral hygiene, proper aligner care, and following your dentist’s instructions are the keys to a smooth treatment experience.

About the Practice

Looking for a trusted provider when it comes to your Invisalign treatment? Here at Frandsen Dental of Grantsville, our highly experienced dentists can give you the very best care available. You’ll enjoy working with our friendly, bilingual dental team. Plus, we offer flexible financing options to help make your treatment more affordable. Don’t delay your journey to a straighter, healthier smile any longer. Schedule your appointment online or call (435) 884-3002.