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Best Night Guards for Teeth Grinding (2026) — Bruxism Relief
By MyAwesomeBuy Research Team · Updated April 9, 2026 · Our Methodology
59,163+ reviews analyzed
No manufacturer paid for placement. Rankings based on verified buyer review data.
Quick Answer
ProDental offers the best balance of comfort and protection — thin enough to forget you're wearing it, moldable for a custom fit, and affordable enough to replace regularly. If you're unsure if you grind, Plackers disposables let you try without commitment before investing in a custom mold.
Best for: People who want a no-prep solution, travelers, or anyone testing if night guard helps before investing in custom
“Plackers disposables are the most convenient night guard on the market — no molding, no cleaning, just open and wear. Great starter option for occasional grinders.”
Best for: Buyers who want a trusted pharmacy brand and immediate availability without online ordering
“DenTek's pharmacy presence and dentist recommendation make it the safe choice for anyone who wants to pick up a night guard today at their local CVS or Walgreens.”
Best for: Reducing nighttime CTS symptoms and morning hand numbness/tingling
“ComfyBrace's night splint is the most comfortable overnight CTS support available. The padded design makes sleeping with it tolerable, and consistent use dramatically reduces morning symptoms.”
Common signs of bruxism (teeth grinding): waking with jaw soreness or headaches, tooth sensitivity, partner complaints about grinding sounds, flattened/chipped tooth enamel. See a dentist for diagnosis — severe bruxism needs a custom dental guard.
OTC night guards ($10–50): Boil-and-bite molding, good for mild-moderate grinders. Less precise fit than custom.
Custom dental guard ($300–800 from dentist): Best protection, most comfortable. Worth it for severe grinders.
Mail-in custom guards ($100–200 from companies like ProTeeth Guard): Custom from dental impressions at home. Good middle ground.
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Soft guards: Comfortable, absorb shock, but less durable. Better for clenching than grinding.
Hard guards: More protective against grinding, longer lasting, but less comfortable to sleep in.
Dual-laminate (hard outside, soft inside): Best balance for most people.
Thickness matters: Thicker guards protect better but cause jaw discomfort. For most people, 1–2mm thickness hits the sweet spot. If you wake with jaw pain wearing a guard, try a thinner option.
When to replace: Inspect monthly. Replace when surface becomes pitted or you can see wear-through. OTC guards typically last 3–6 months with nightly use.
What a night guard won't do: Cure bruxism. It protects your teeth but doesn't address the underlying cause (stress, sleep disorders, medications). For persistent grinding, address root causes with your doctor.
Can I use an athletic mouthguard as a night guard?
Technically yes, but it's not ideal. Athletic mouthguards are thick and bulky — you'll likely stop wearing it. Night guards are specifically designed to be thin and comfortable for 7–8 hours of sleep.
How long does it take to get used to wearing a night guard?
Most people adapt within 1–2 weeks. Start by wearing it for 1–2 hours while awake (watching TV, reading) before sleeping in it. This reduces the adjustment period significantly.
Can night guards make TMJ worse?
Poorly fitted guards can worsen TMJ symptoms. If you notice increased jaw pain after starting a night guard, switch to a softer, thinner option or see a dentist for a custom-fitted guard designed for your specific bite.
How do I clean a night guard?
Rinse with cold water immediately after removing (hot water warps soft guards). Weekly: soak in denture cleaner or mild mouthwash for 30 minutes. Avoid toothpaste — abrasive particles scratch the surface and create harbors for bacteria.
Should I wear a night guard on the top or bottom teeth?
Lower arch guards are generally more comfortable and less likely to trigger a gag reflex. Upper guards are more stable and less likely to fall out during sleep. Most OTC guards fit either arch — try upper first, switch to lower if uncomfortable.
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