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Customer ratings & reviews

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  • Verified Purchase

    Helps with teeth clenching & grinding

    I've been using Sentinel night guards for a few years. As it turns out, I clench & maybe grind my teeth while I sleep. It became bad enough that a few teeth were actually becoming loose. The night guard has remedied that situation & the dual laminated night guard seems to work well for me.

    Customer - 10/20/2025
  • Verified Purchase

    Impressive!

    I couldn’t ask for a better fit. No adjustments necessary! Excellent workmanship.

    Jeff Guidry - 10/20/2025
  • Verified Purchase

    My new day guard

    the people at Sentinel Mouthguards are wonderful!! The day guard fits perfectly!!

    Kristy Kennamore - 10/20/2025
  • Verified Purchase

    Straight and Safe

    Love these guards! I rest (literally, while I’m sleeping) with the peace of mind my teeth are staying straight after braces and safe from the annoying clenching I do at night. Love it!

    John-Michael Nida - 10/14/2025
  • Verified Purchase

    Great Aligners

    The aligners are great I will reorder them when they wear out

    Dave Pan - 10/13/2025
  • Verified Purchase

    Excellent Customer Service!!

    This is my second purchase from this company. I needed some adjustments to my Guard and it was so easy and such a pleasure to do. I will only recommend Sentinel to anyone, and only buy from them. Fantastic Company

    Customer - 10/07/2025
  • Verified Purchase

    Great night guard for severe TMJ

    I wear my guard at night and when doing strenuous work. It helps a great deal with my clenching. I will still need surgery but it is helping.

    Carolyn Angell - 09/29/2025
  • Verified Purchase

    Great product great price!

    This is my third or fourth mouthguard over the last 6 or 7 years. The only issue I’ve had is a little bit of soreness when I first get the mouth guard, until I get used to it.

    Robert Brandsberg - 09/28/2025
  • Verified Purchase

    No more cheek biting

    Since using these I no longer have cheek biting sores like I did with my other upper dental splint. The Mouthguards are so comfortable too - sometimes I forget I’m wearing. Money well spent! Thank you sentinel! I wish there was somewhere in Australia that did something like these.

    Lynnette Greer - 09/27/2025
  • Verified Purchase

    Great service

    I appreciate that Sentinel worked with me to ensure a comfortable fitting guard after the first one wasn't quite right. I often forget it's there in the morning!

    Christopher Kurtz - 09/26/2025
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