The question: Does mouth taping for sleep actually work, and is it safe?
The short answer: James Stewart has used mouth tape for more than five years and treats it as a tool, not a requirement. It doesn't create better sleep on its own; it helps you keep the nasal breathing habits you already have while you're asleep. If you can't breathe comfortably through your nose during the day, have a lot of congestion or have untreated sleep apnea, it isn't for you.
What James explains
The point of mouth taping is nasal breathing. Your nose filters, humidifies and pressurizes air for the lungs, helps maintain your airway and keeps your mouth from drying out. Breathing low and slow through the nose also supports the parasympathetic, relaxed state that matters so much during sleep. A dry mouth, James explains, is linked with more cavities, inflamed gums and bad breath, because saliva is antibacterial and helps remineralize teeth. Our mouths weren't designed to hang open for a whole night.
Safety comes first. The signal you want to send your body is one of safety, and James acknowledges that tape over your mouth can spark an unsafe feeling, consciously or not. So if nasal breathing is any kind of challenge for you, go slowly and consider talking with a physician.
The published research is still limited. A 2025 systematic review found little good evidence of benefit and raised safety concerns, a 2024 scoping review called the evidence mixed, and a small preliminary study in people with mild obstructive sleep apnea reported improvements. Mouth taping is not a treatment for sleep apnea. As James puts it, the bigger lesson is learning to breathe comfortably through your nose.
Try it: how James uses mouth tape
- First make sure you can breathe comfortably through your nose while you're awake.
- Choose a gentle surgical tape that isn't so sticky it feels like waxing your lip when it comes off.
- Place a small piece in the middle of your lips, leaving the sides open so you can still breathe through either side.
- Expect to wake up without it, or to want to take it off, in the early nights.
- Treat it as a practice and build up gradually rather than forcing it.
What to watch for
Don't tape if you have trouble breathing through your nose during the day, if you have a lot of congestion, or if you have untreated sleep apnea. Tape over the mouth can trigger a feeling of being unsafe, which works against the relaxed state you want for sleep. If nasal breathing is a challenge in general, go slowly and consider a consultation with a physician.
Key points
- Mouth taping reinforces nasal breathing habits you already have; it doesn't create good sleep on its own.
- Don't tape if you struggle to breathe through your nose, are congested or have untreated sleep apnea.
- Research on mouth taping is limited, and comfortable daytime nasal breathing comes first.
Common questions
What kinds of mouth tape are there?
James describes strips that fully close the mouth, similar strips that are porous so some air can still pass, and his own approach: a small piece of surgical tape in the middle of the lips, leaving the sides open so he can still breathe through either side.
Is it normal to wake up with the tape off?
Yes. James says you will probably find the tape gone when you wake, or feel like taking it off, when you first start. It is a work in progress, and he encourages sticking with it gradually.
What does the research say about mouth taping?
It is limited. A 2025 systematic review found little good evidence of benefit and flagged safety concerns, and a 2024 scoping review described mixed results. A small preliminary study in mild sleep apnea reported improvements. Mouth taping is not a treatment for sleep apnea.
Can I use mouth tape for sleep apnea?
James says that if you have untreated sleep apnea, mouth taping is not for you. It is not a treatment for sleep apnea or another underlying breathing disorder.
Research mentioned
Rhee et al. (2025). Breaking social media fads and uncovering the safety and efficacy of mouth taping in patients with mouth breathing, sleep disordered breathing, or obstructive sleep apnea: A systematic review. PLOS ONE. https://pubmed.ncbi.nlm.nih.gov/40397877/
Lee YC, Lu CT, Cheng WN, Li HY (2022). The Impact of Mouth-Taping in Mouth-Breathers with Mild Obstructive Sleep Apnea: A Preliminary Study. Healthcare, 10(9):1755. https://pubmed.ncbi.nlm.nih.gov/36141367/
Fangmeyer SK, Badger CD, Thakkar PG (2024). Nocturnal mouth-taping and social media: A scoping review of the evidence. American Journal of Otolaryngology. https://pubmed.ncbi.nlm.nih.gov/39662104/
Choi JE, Waddell JN, Lyons KM, Kieser JA (2016). Intraoral pH and temperature during sleep with and without mouth breathing. Journal of Oral Rehabilitation. https://doi.org/10.1111/joor.12372
Read the full transcript
Auto-generated from the video captions, so expect small errors.
You haven't been taped up before bed? Maybe strapped in before sleep? So, for the last 5 years I've been taping. And of course, I'm talking about taping my mouth. And while it isn't conducive to extracurricular activities in the bedroom, there are certainly benefits that I want to have a discussion about today. I also want to explore the risks, who it may be for, and what you need to know if you're curious about starting a mouth taping practice. Mouth taping is a tool. It's certainly not a requirement. And really what it does is it reinforces and helps habits that we already have. So, the idea that
we're going to tape our mouth shut and have a much better sleep is really not how it works. What mouth taping does is it enables us to enforce these habits while we're sub or unconscious, while we're asleep. Why does mouth taping matter? Remember, it's about nasal breathing. And what does our nose do for us while we're using it to breathe? That low, slow through the nose breath. So, it's filtering, it's pressurizing, and it's humidifying that air for optimal reception in the lungs. It helps maintain our airway, and it reduces dryness in our mouth. It supports that parasympathetic dominant signal that we're trying to send to
our body that gives us that state or enhanced state of relaxation, which is all very important when we're sleeping. And some of the risks associated with a dry mouth is increased cavities, the inflammation of our gums and bad breath. And remember, our saliva is antibacterial, and it's also remineralizing. So, our mouth was not designed to stay open while we sleep. Certainly not for 6 to 9 hours, however long you're sleeping. So, obviously with something like this we want to cover the safety aspect. Who's it for, who certainly who's it not for. And if you have challenges breathing nasally during the day, certainly don't try this
at night. If you have a lot of congestion, I would certainly not recommend it. If you have untreated sleep apnea, then using mouth taping would not be for you. It's important remember the signal we're trying to send our body is one of safety. And there is no doubt that putting tape over your mouth can certainly spark or activate an unsafe feeling both sub and unconsciously. So, if you have any issues using your nose to breathe generally speaking, the voyage or journey into mouth taping may be something you want to do slowly and maybe with a consultation of a physician. How do I go about starting
James? And and what sort of mouth tape should I use? So, there is a lot of different mouth tape and when I first started, I used the actual mouth tape mouth tape. And so, this mouth tape really comes in three sort of different formats. There is mouth tape that fully closes the mouth and you can buy it's like a strip that you can put and it fully closes the mouth. You can also buy a piece of mouth tape that is similar to that that is somewhat porous so that you're still able to breathe through your mouth. This is what I use. It's a surgical tape.
It is not so sticky that it feels like you're waxing your lip every time you take it off and I simply take a small piece and put it in the middle of my mouth so that I'm still able to breathe either side. Something like that. That's what my use of mouth tape looks like. And as you start this, you're probably going to find that you won't be wearing it when you wake up or you'll want to feel like you want to take it off. There is certainly a work in progress here where you're going to practice using the mouth tape. But stick with it because
the benefits can certainly be helpful. Remember mouth taping isn't about restriction. It's about allowing your body what it was naturally designed to do. And so in our next conversation I want to get into our nose, okay? We're going to talk about our nasal physiology cuz I always talk about low slow through the nose. I want you to have a really good understanding of why it's important to use our nose as a primary breathing hole.