5 Best Night Guards Reviewed: Your Dental Shield

Do you ever wake up with a sore jaw or a headache that just won’t quit? You might be grinding your teeth at night without even knowing it! This common problem, called bruxism, can cause serious damage over time. Finding the right night guard feels like a puzzle with too many pieces.

Choosing a night guard can be confusing. Should you get a custom one from the dentist, or is an over-the-counter option good enough? People worry about comfort, effectiveness, and cost. A bad fit can make sleeping even harder, and nobody wants to waste money on something that doesn’t work.

This post cuts through the noise. We will break down the different types of night guards available. You will learn what features matter most for your specific needs, ensuring you find a solution that keeps your teeth safe and lets you sleep soundly. Get ready to say goodbye to morning aches and hello to peaceful nights.

Top Night Guards Recommendations

SaleBestseller No. 1
DenTek Professional-Fit Dental Guard, Mouth Guard for Grinding Teeth at Night, 1 Count
  • DenTek Professional-Fit Dental Guard fits the front and back teeth and offers custom-fit protection similar to a professionally made mouth guard
  • BPA free and quickly customizable in 3 easy steps (read all instructions and watch the full video before fitting)
  • Helps to prevent conditions caused by teeth grinding (bruxism) in three simple steps: heat, shape, and wear
  • DenTek is the #1 OTC dental guard brand for nighttime teeth grinding; Source IRI Data Total Units Sold L52W Ending 02.23.25 Multi-Outlet + Convenience Stores
  • Contains 1 box, DenTek Professional-Fit Dental Guard, 1 count, 1 patented fitting tray and 1 antimicrobial storage case
SaleBestseller No. 2
OHALEEP Anti Grinding Mouth Guard for Clenching Teeth at Night, Teeth Grinding Mouthguards for Sleeping, Mouth Guard for Grinding Teeth at Night, Night Guards for Teeth Grinding for Adults
  • Safe and User-Friendly Design: OHALEEP anti-teeth grinding mouthguard is made of food-grade EVA material to ensure safety and harmlessness to the human body and can be used for four months until replacement with a new tooth guard. With excellent flexibility and resilience, these mouth guard effectively prevent teeth grinding and clenching during sleep. They offer a comfortable fit without causing any discomfort or soreness upon waking
  • Teeth Protection and Sleep Environment Care: Engineered to combat teeth grinding and clenching at night, our products securely stay in maxillary teeth throughout the night,maintain separation of upper and lower teeth during sleep. It can automatically buffer the bite force between teeth and the wear and tear between them. By using our night guard, you can reduce grinding noise, and safeguard your teeth
  • Convenient Usage and Rapid Customization: Simply soften the product in water at a specified temperature range (158-176F) for 15-20 seconds, then shape it by biting down for 20-25 seconds. You can easily get a mouthguard that fits the shape of your teeth. (Refer to the user manual for detailed instructions). It is the boiling bite method, which adapts to heating bite
  • Portable and Easy to Maintain: Our anti-grinding mouthguards come with individual non-sterile storage boxes for consistent upkeep. After each use, rinse with clean water or gently brush with toothpaste and a soft-bristled toothbrush. Once cleaned, dry thoroughly and store in the provided box
  • Suitable for Most Users: Available in large and small sets to meet the needs of most users over 18 years old. You can also trim it according to your needs after shaping the mouth guard. Wear for no more than 12 hours per day. 4 packs including 2 sizes(1.9*2.2in+2*2.4in)
SaleBestseller No. 3
Plackers Grind No More Night Guard, Nighttime Protection for Teeth, BPA Free, Sleep Well, Ready to Wear, Disposable, One Size Fits All, 16 Count
  • Includes: 16 disposable dental guards with up to 48 uses
  • Grind No More: Featuring patented clench and grind absorbing bite plates to stop you from grinding your teeth during the night and to increase peaceful sleep
  • Comfort: Plackers dental night guard provides the ultimate comfort for your teeth during sleep with a one size fits all design for upper or lower teeth
  • Ready To Wear: Plackers grind no more night guards are individually packaged and ready to wear as soon as you receive them with no boiling, cutting or molding required.
  • BPA Free: Each disposable Plackers dental night guard is BPA free and is not made with natural rubber latex and is completely hygienic with use up to 3 days
SaleBestseller No. 4
Mouth Guard for Grinding Teeth at Night: Moldable Dental Guard for Sleeping - Nighttime Protection for Teeth with 12 Cleaning Tablets
  • GREAT DESIGN:This dental guard is specially designed by a team of experts to prevent teeth grinding and clenching.
  • SAFETY: Mouth guards are long-lasting, soft, comfortable and safe material. We provide an retainer case to ensure that your guards stay in great condition.
  • With an easy-to-do process that takes less than 10 minutes, you can have a perfect fit mouth guard made just for you.
SaleBestseller No. 5
Mouth Guard for Grinding Teeth at Night: Moldable Dental Guard for Sleeping - Nighttime Protection for Teeth 4 Pack
  • The Mouth Guard is indicated for protection against bruxism or nighttime teeth grinding.
  • Mouth guards are long-lasting, soft, comfortable and safe material. We provide an retainer case to ensure that your guards stay in good condition.
  • With an easy boil-and-bite process that takes less than 10 minutes, you can have a good fit mouth guard made for you.
Bestseller No. 6
Oral-B Mouth Guard for Grinding Teeth at Night - Nighttime Dental Guard for Sleeping – Moldable Night Guard with Scope Mint Flavor – Less Than 3-Minutes for Custom Teeth Protection
  • Cost-effective, FDA-audited, USA-made Dental Guard
  • Economical alternative to dentist-office custom guards ($300-$500)
  • Quick 3-minute custom fitting at home using a microwave
  • Ideal for bruxism sufferers to reduce tooth damage and grinding noise
  • Infused with Original Scope Mint Flavor for a great taste.
SaleBestseller No. 7
Plackers Grind No More Night Guard, Nighttime Protection for Teeth, Sleep Well, BPA Free, Ready to Wear, Disposable, One Size Fits All, 10 Count
  • Disposable: Includes 10 dental guards with up to 30 uses
  • Grind No More: Featuring patented clench and grind absorbing bite plates to stop you from grinding your teeth during the night and to increase peaceful sleep
  • Comfort: Plackers dental night guard provides the ultimate comfort for your teeth during sleep with a one size fits all design for upper or lower teeth
  • Ready To Wear: Plackers grind no more night guards are individually packaged and ready to wear as soon as you receive them with no boiling, cutting or molding required
  • BPA Free: Each disposable Plackers dental night guard is BPA free and is not made with natural rubber latex and is completely hygienic with use up to 3 days
Bestseller No. 8
REROIO Mouthguards for Grinding Teeth Grinding Mouth Guard for Sleep, Mouth Guard for Grinding/Clenching at Night, Perfect fit Anti Grinding Night Guard for Adults
  • Easy to use and comfortable fit: Just soak the product in hot water at a specified temperature (158-176°F) for 15 seconds, then quickly take it out and bite it to shape it. (Refer to the user manual for specific operation methods.) You can easily get a mouthguard that fits the shape of your teeth. This mouthguard can fit your teeth perfectly, and there will be no soreness or discomfort when you wake up
  • Safe material and excellent design: This anti-grinding mouthguard is designed to prevent teeth grinding and clenching at night. The elasticity and softness of the upgraded EVA material can reduce your teeth wear and buffer the bite force. It can stay fixed all night and effectively protect your teeth
  • Suitable for most people: Our multi-functional mouthguard can be used for anti-grinding, anti-clenching and protection of teeth. We provide two sizes of sets to meet the needs of most people. To ensure that everyone finds the right anti-grinding mouthguard, the mouthguard can be trimmed as needed after it is shaped. 4 pack, 2 sizes
  • Portable and easy to store: Our anti-teeth grinding mouthguard comes with a separate storage box to ensure that your mouthguard is always in good condition. Very portable, you can easily carry it anywhere. Please note that you only need to use one of our mouthguards at a time, and you can choose to wear it on the upper or lower teeth according to your preference
  • Easy to clean and reusable: This product is reusable and it is very easy to clean. For daily cleaning and maintenance, you only need to rinse the mouthguard with cold water, dry it and put it in the box. You can also use toothpaste and toothbrush for a deeper cleaning

Choosing the Best Night Guard: Your Simple Buying Guide

Grinding your teeth at night, also called bruxism, can hurt your smile and cause headaches. A night guard acts like a cushion for your teeth while you sleep. Finding the right one makes a big difference. This guide helps you pick the perfect fit.

Key Features to Look For

Good night guards share important traits. These features make sure the guard works well and lasts long.

Comfort and Fit
  • Custom vs. Boil-and-Bite: Custom guards made by a dentist fit best. Boil-and-bite guards are cheaper and you shape them yourself at home. For daily use, custom feels better.
  • Thickness: Guards should be thick enough to protect, but not so thick they make you gag. About 1.5mm to 3mm is common.
  • Coverage: Does it cover just the top teeth, just the bottom, or both? Most people use top guards.
Durability and Protection
  • Material Strength: Strong materials resist grinding better. Cheap plastic wears out fast.
  • Retention: The guard should stay in place all night without falling out or shifting.

Important Materials Matter

The material determines how long your guard lasts and how comfortable it feels.

  • Acrylic (Hard): Dentists often use this for severe grinders. It is very durable but can feel rigid.
  • EVA (Soft/Dual Laminate): Ethyl Vinyl Acetate is softer. It’s comfortable for light grinders or people who clench more than grind. Dual laminate guards combine a soft inner layer with a hard outer shell for the best of both worlds.
  • Latex-Free: If you have allergies, make sure the material is safe for you. Most modern guards are latex-free.

Factors That Improve or Reduce Quality

Quality isn’t just about the price tag. How the guard is made greatly affects its performance.

What Makes a Guard Better?
  • Precision Molding: A guard made from a perfect mold of your teeth offers superior protection. This is why professional impressions are best.
  • BPA-Free: Ensure the materials do not contain harmful chemicals. Health safety is very important.
What Lowers Quality?
  • Poor Fit: If a guard is too loose, it moves around and doesn’t protect your teeth evenly. This reduces its effectiveness.
  • Thin Spots: If the material wears thin quickly in one area, that spot offers zero protection against hard grinding.

User Experience and Use Cases

Think about when and how often you will use the guard.

Who Needs a Night Guard?
  • Severe Grinders (Bruxism): People who wake up with sore jaws need the thickest, hardest guard available (usually custom acrylic).
  • Light Clenchers: Those who just press their teeth together might find a softer, custom-tray guard very comfortable for nightly use.
  • Sports Protection: Some people buy a separate, simpler guard for daytime sports, though this guide focuses on nighttime use.

When you first wear a guard, it might feel strange. Your mouth needs time to adjust. If you drool a lot or struggle to breathe through your nose while wearing it, the fit might be too bulky. A good guard should feel secure but almost unnoticeable after a few nights.


10 Frequently Asked Questions (FAQ) About Night Guards

Q: How long do night guards usually last?

A: Soft, over-the-counter guards might last 6 months to a year. Hard, custom guards often last 3 to 5 years if you clean them well.

Q: Can I use a night guard if I have braces?

A: Not usually with standard metal braces. You need a special type of guard that fits over the brackets, or you must wait until the braces come off. Always ask your orthodontist first.

Q: How do I clean my night guard?

A: Rinse it with cool water after every use. Clean it daily with a soft toothbrush and mild, non-abrasive soap. You can also soak it in a denture cleaning solution sometimes.

Q: Will a night guard fix my jaw pain (TMJ)?

A: A night guard helps protect your teeth from grinding, which can reduce jaw pressure. However, it does not cure TMJ disorders; specialized treatment might be needed for that.

Q: Should I get a top or bottom guard?

A: Most people prefer a top guard because it stays in place better due to the shape of the upper jaw. Dentists usually recommend protecting the top arch first.

Q: Are over-the-counter guards safe?

A: Yes, boil-and-bite guards are generally safe for temporary use. However, if you grind heavily, they might not offer enough support, and a custom guard is safer long-term.

Q: What happens if I stop wearing my night guard?

A: The grinding habit returns. If you stop wearing it, the wear and tear on your teeth will start again, and your jaw muscles might become sore.

Q: Can I sleep with my mouth open while wearing a guard?

A: Most guards are designed for a closed mouth. If you must breathe through your mouth, look for a very thin design, but heavy mouth breathing might mean you need a different solution.

Q: Does insurance cover custom night guards?

A: Sometimes. Many dental insurance plans cover night guards if your dentist deems them medically necessary due to severe bruxism. You must check your specific policy.

Q: Why does my new guard feel like it pushes my teeth?

A: A brand-new, well-fitting guard should feel snug. If it feels like it is actively pushing or shifting teeth in a painful way after a few days, the fit is wrong. Contact your dentist to adjust it.