Sentinel Mouthguard Company

Your teeth called. They’d like a break. 😅
Custom-fit night guards that protect your smile while you sleep.

Friends, quick behind-the-scenes from the Sentinel lab 👋
We use 3D printing to create ultra-precise models of your teeth, then handcraft the actual guard for a smoother, more comfortable fit. Tech + human touch = the win.
I wrote about what we’ve learned (and why we don’t fully 3D print guards…yet): https://sentinelmouthguards.com/blogs/mouthcare/mouthcare-hybrid-3d-printing-night-guards
💚 Thanks for reading and sharing!

She tried them all — from $400 dentist-made to $20 DIY guards — and finally found the one. 💚

‘It fits perfectly, the quality is top-notch, and I wear it every single night.’

👉 Tap the link in bio to get your custom-fit guard.

Night guards don’t stop grinding—they protect your teeth while you address root causes like stress, sleep, or meds. Quick plan: custom guard + breath work + warm compress. See a dentist/MD if pain is severe or you suspect sleep apnea. Questions? Drop them below. 💚

😬 Is your night guard too tight… or too loose?
It can be hard to tell what’s normal when you’re wearing a custom night guard — especially for the first time.

We’re breaking it down in our latest article:
✅ What a properly fitting night guard should feel like
🚫 Common red flags
🛠️ What to do if something feels off

📖 Read now →

What Should a Properly Fitting Night Guard Feel Like? Wondering if your night guard fits correctly? Learn how a properly fitting night guard should feel, what to expect during the adjustment period, and when to seek a remake or adjustment.

Think your night guard is made in the USA? 🤔 Think again.
Many online companies say they’re American-made—but the truth might surprise you.
Find out how some brands quietly outsource production overseas (without telling you), and why choosing a truly U.S.-based lab like Sentinel Mouthguards makes all the difference.

Is Your Night Guard Really Made in the USA? Many online night guard companies claim to be U.S.-made—but are they? Discover how your night guard might be made overseas and why Sentinel Mouthguards is proudly 100% U.S.-based.

🦷✨ Is your night guard as clean as it should be?

Bacteria, odors, and buildup can shorten its life (and aren’t great for your mouth!). We’ve put together the ultimate guide to keep your guard fresh, clean, and protective for years to come.

💧🪥 Learn daily cleaning tips, deep cleaning methods, and what NOT to do.

👉 Read now to protect your smile: [link]

How to Clean Your Night Guard: The Complete Guide Learn the best ways to clean your night guard daily and weekly. Sentinel Mouthguards’ expert guide keeps your guard fresh, bacteria-free, and long-lasting.

“Wait… I can use my HSA/FSA for this?!”
Yes, yes you can! 🙌
Your custom night guard is eligible — because protecting your smile is healthcare. 💪🦷
Use your HSA or FSA funds at checkout and rest easy (literally). 😴💤

📦 Custom-fit
🇺🇸 Made in the USA
💵 HSA/FSA Approved
🛒 Shop now at

Grinding your teeth at night? You're not alone! Our latest article explores how long teeth grinding pain typically lasts and offers effective solutions to find relief. Sleep soundly again by clicking the link below!

Teeth Grinding Pain: How Long Does It Last & What to Do? | Sentinel Mouthguards® Grinding your teeth at night? Learn how long the pain might last and discover effective relief methods to get a good night’s sleep again.