Teeth Grinding, Invisalign, Night Guards

16th Feb 2025

Teeth Grinding, Invisalign, Night Guards

Starting Invisalign is an exciting step toward a straighter smile, but managing teeth grinding can feel like a challenge. Since aligners and night guards can’t be worn together, it’s normal to wonder how to protect your teeth during treatment. Luckily, there are effective ways to handle both grinding and orthodontic progress. Let’s explore practical solutions to keep your teeth safe while staying on track with Invisalign.

Invisalign Night Guards

Can Invisalign Help with Teeth Grinding?

Invisalign aligners can act as a barrier between your upper and lower teeth, reducing direct contact while you grind. However, they aren’t designed to absorb the pressure from bruxism like a custom night guard. For occasional or mild grinding, aligners might offer short-term protection. But if grinding is severe, you could wear them down quickly since aligners aren’t as durable as night guards. Regular aligner replacements help, but you may still need additional solutions to fully protect your teeth during treatment.

Can You Wear a Night Guard and Invisalign Aligners at the Same Time?

Wearing a night guard with Invisalign isn’t possible since both fit snugly over your teeth and can’t be used together. Invisalign aligners need to stay on 20-22 hours a day to be effective, leaving no time for a night guard. The good news is that aligners provide some protection by acting as a barrier between your teeth, reducing direct grinding contact. However, if your bruxism is more severe, exploring alternative solutions during treatment is a smart idea to keep your teeth safe.

Alternatives to Night Guards During Invisalign Treatment

If you grind your teeth and can’t use a night guard during Invisalign treatment, these alternatives can help:

  • Botox for Bruxism: Botox relaxes the jaw muscles, reducing grinding and jaw pain. However, treatments are temporary and need to be repeated every few months.
  • Magnesium and Calcium Supplements: Deficiencies in these minerals may trigger bruxism. Adding supplements to your diet could help reduce grinding.
  • Stress Management Techniques: Grinding is often linked to stress. Relaxation practices like yoga, meditation, and breathing exercises can ease tension and minimize clenching.
  • Medications: Muscle relaxants may be prescribed for severe grinding, helping reduce clenching at night. Pain relievers like ibuprofen can also manage discomfort.

Can Invisalign Be Used as a Night Guard?

Invisalign aligners offer some protection between your teeth, but they aren't built to withstand the pressure from bruxism over time. Their primary purpose is to shift teeth into alignment, not to absorb grinding forces, which means heavy grinding can quickly wear them down.  While they may provide short-term protection, they lack the durability and cushioning of custom night guards. For effective long-term management of grinding, it’s best to consider using a night guard after your Invisalign treatment is complete.

Related Articles:

Best Seller Hybrid Night Guard
Hybrid Night Guard

For Moderate Grinding


  • Most Popular
  • Hard Outside, Soft Inside
  • 2MM Thick
  • Moderate / Heavy

For Moderate Grinding

Hybrid Night Guard

For moderate grinding and a combination of comfort and durability.

  • Ease jaw muscle pain and protect your teeth against grinding damage
  • Perfect fit and comfort, with a 110% Money Back Guarantee!
  • HSA/FSA  eligible
Shop Hybrid Night Guard
Hard Night Guard
Hard Night Guard

For Heavy Grinding


  • Most Durable
  • Hard Materials
  • 1.5MM Thick
  • Heavy / Severe

For Heavy Grinding

Hard Night Guard

Maximum protection for heavy to severe teeth grinding.

  • Alleviates jaw muscle aches and pains due to teeth grinding
  • Perfect fit and comfort, with a 110% Money Back Guarantee!
  • HSA/FSA  eligible
Shop Hard Night Guard
Ultra Thin Guard
Ultra Thin Guard

For Day Time Grinding


  • For Day Time Use
  • Thin, Barely Visible
  • 1MM Thick
  • Light / Moderate

For Day Time Grinding

Ultra Thin Guard

This ultra thin custom night guard is ideal for daytime teeth grinding and or clenching.

  • Very thin and not noticeable when worn
  • Perfect fit and comfort, with a 110% Money Back Guarantee!
  • HSA/FSA  eligible
Shop Thin Night Guard
Soft Night Guard
Soft Night Guard

For Light Grinding


  • For Clenching
  • Flexible & Soft
  • 1.5MM Thick
  • Light / Moderate

For Light Grinding

Soft Night Guard

This soft custom night guard is for light to moderate teeth grinding. Also ideal for teeth clenching.

  • Soft material acts as a cushion for teeth clenching and grinding
  • Perfect fit and comfort, with a 110% Money Back Guarantee!
  • HSA/FSA  eligible
Shop Soft Night Guard

Can Night Guards Function as Aligners?

No, nightguards are designed to protect your teeth from grinding, not to shift them into alignment. They are used to protect you from the painful side effects and symptoms of teeth grinding and clenching. Bruxism damage includes the following:

  • Sore jaw muscles
  • Jaw joint dysfunction (TMJ)
  • Broken teeth and tooth pain
  • Headaches and neck aches
  • Gum recession

While they fit over your teeth like aligners, their purpose is to absorb pressure from clenching and grinding, not to move teeth. Some specialized devices, like TMJ splints, can offer minor jaw repositioning, but they aren't substitutes for aligners. For effective orthodontic treatment, it’s best to stick with Invisalign aligners, and once your treatment is complete, consider switching to a custom night guard to protect your teeth long-term.

Bruxism Teeth Grinding

Post-Invisalign: Protecting Your Teeth with a Custom Night Guard

Once you finish your Invisalign treatment, transitioning to a custom night guard is essential to protect your newly aligned teeth from grinding. Custom-fitted night guards provide better protection than store-bought options, ensuring comfort and effectiveness tailored to your teeth. Bruxism can still happen post-treatment, so wearing a night guard at night helps prevent enamel wear, jaw pain, and tooth damage. This long-term protection keeps your smile healthy and aligned for years to come.

How Invisalign Can Help with TMJ and Bruxism Symptoms

A misaligned bite can contribute to both TMJ disorders and teeth grinding. Invisalign works by gradually shifting your teeth into proper alignment, which can relieve pressure on your jaw and reduce grinding. When your teeth are properly aligned, the tension in your jaw muscles may ease, helping to alleviate TMJ symptoms like jaw pain, clenching, and headaches. Although Invisalign isn’t a direct treatment for bruxism, improving your bite alignment can play a key role in reducing grinding and promoting long-term jaw health.

Additional Tips for Managing Teeth Grinding with Invisalign

  • Stay Consistent with Your Invisalign Wear Time: Make sure you wear aligners for 20-22 hours a day to stay on track with treatment.
  • Communicate with Your Orthodontist: If you notice any discomfort or increased grinding, talk to your orthodontist—they may adjust your treatment plan.
  • Use a Retainer After Treatment: Retainers can offer some protection from grinding after aligner treatment.
  • Monitor Bruxism Symptoms: Keep track of any jaw pain, headaches, or tooth sensitivity, and adjust your grinding management strategies as needed.

Related Articles:

custom mouth guard protect teeth grindingShop Now

Conclusion: Protecting Your Smile During and After Invisalign

While Invisalign aligners provide some protection against grinding, they aren’t a full solution for managing bruxism. To keep your teeth safe during treatment, consider alternatives like Botox, stress relief techniques, and supplements. 

After completing your Invisalign treatment, transitioning to a custom night guard is crucial to protect your new smile from future grinding damage. This approach ensures your teeth remain healthy and aligned in the long run.

Explore Custom Night Guards at Pro Teeth Guard

Pro Teeth Guard offers custom-fitted night guards designed for long-lasting protection. Crafted in a professional dental lab, our night guards provide a perfect fit and come with a 110% money-back guarantee. Keep your smile healthy—order your custom night guard today!

Best Seller Hybrid Night Guard
Hybrid Night Guard

For Moderate Grinding


  • Most Popular
  • Hard Outside, Soft Inside
  • 2MM Thick
  • Moderate / Heavy

For Moderate Grinding

Hybrid Night Guard

For moderate grinding and a combination of comfort and durability.

  • Ease jaw muscle pain and protect your teeth against grinding damage
  • Perfect fit and comfort, with a 110% Money Back Guarantee!
  • HSA/FSA  eligible
Shop Hybrid Night Guard
Hard Night Guard
Hard Night Guard

For Heavy Grinding


  • Most Durable
  • Hard Materials
  • 1.5MM Thick
  • Heavy / Severe

For Heavy Grinding

Hard Night Guard

Maximum protection for heavy to severe teeth grinding.

  • Alleviates jaw muscle aches and pains due to teeth grinding
  • Perfect fit and comfort, with a 110% Money Back Guarantee!
  • HSA/FSA  eligible
Shop Hard Night Guard
Ultra Thin Guard
Ultra Thin Guard

For Day Time Grinding


  • For Day Time Use
  • Thin, Barely Visible
  • 1MM Thick
  • Light / Moderate

For Day Time Grinding

Ultra Thin Guard

This ultra thin custom night guard is ideal for daytime teeth grinding and or clenching.

  • Very thin and not noticeable when worn
  • Perfect fit and comfort, with a 110% Money Back Guarantee!
  • HSA/FSA  eligible
Shop Thin Night Guard
Soft Night Guard
Soft Night Guard

For Light Grinding


  • For Clenching
  • Flexible & Soft
  • 1.5MM Thick
  • Light / Moderate

For Light Grinding

Soft Night Guard

This soft custom night guard is for light to moderate teeth grinding. Also ideal for teeth clenching.

  • Soft material acts as a cushion for teeth clenching and grinding
  • Perfect fit and comfort, with a 110% Money Back Guarantee!
  • HSA/FSA  eligible
Shop Soft Night Guard

Grind your teeth?

Get a professional quality night guard from $169
Shop Now