Mouth Taping for Sleep: Is It Safe and Does It Work?

Quick answer: Mouth taping is meant to keep your mouth closed so you breathe through your nose while you sleep. Some small studies suggest it may reduce snoring in certain people, but there isn’t enough evidence that it helps you fall asleep, stay asleep, or improves your overall sleep quality. It can also make breathing difficult if your nose is blocked or you have an undiagnosed breathing problem such as sleep apnea.

You may have seen someone tape their mouth before bed on TikTok, Instagram, or another social media platform. Mouth taping has become part of the sleepmaxxing trend, where people try different habits, products, and techniques in search of better sleep. People who promote mouth taping say it can encourage nose breathing, reduce snoring, prevent dry mouth, and even help you sleep better.

If you already have trouble falling asleep or keep waking up during the night, something this simple can sound tempting. 

But does keeping your mouth closed really improve sleep, and is it safe to try at home?

What is mouth taping?

Mouth taping, as the name suggests, involves placing a strip of tape over your lips before bed to help keep your mouth closed while you sleep. 

The idea is to encourage you to breathe through your nose rather than your mouth. 

Your nose does several things to the air you breathe before it reaches your lungs. It helps:

• Filter dust, allergens, and other particles

• Warm the air you breathe

• Add moisture to the air

• Keep your mouth and throat from becoming too dry

If you regularly breathe through your mouth at night, you may wake up with a dry mouth, bad breath, or a sore throat. Mouth breathing can also contribute to snoring in some people.

This is why mouth taping has become popular among people looking for an easy way to encourage nose breathing while they sleep.

Why are people taping their mouths at night?

Most of the claims around mouth taping come back to one idea: breathing through your nose is usually better than breathing through your mouth when you sleep.

People use mouth tape hoping it will help with problems such as:

• Mouth breathing

• Dry mouth

• Snoring

• Poor sleep

• Waking up frequently

• Feeling tired in the morning

But getting you to breathe through your nose doesn’t necessarily mean all of these problems will improve.

For example, if you wake up because your mouth becomes dry from mouth breathing, changing how you breathe could make a difference. If you wake up because of stress, pain, reflux, hot flashes, medications, or insomnia, mouth tape isn’t addressing what is interrupting your sleep.

Also Read: Is Bed Rotting Good for Your Sleep? Here's What You Need to Know

Does mouth taping actually help you sleep?

If you spend a long time trying to fall asleep or keep waking up in the middle of the night, mouth taping may seem like an easy thing to try. Whether it helps depends largely on what is disturbing your sleep.

There isn’t strong evidence that mouth taping improves sleep for people whose main problem is falling asleep or staying asleep.

In fact, most research on mouth taping has focused on people who breathe through their mouths, snore, or have obstructive sleep apnea. The studies so far have also been small and haven’t fully measured whether mouth taping improves sleep quality [1].

If stress, anxiety, pain, acid reflux, medications, hormonal changes, or insomnia are keeping you awake, closing your mouth with tape isn’t likely to solve the problem behind your sleep.

You may also be waking up during the night for reasons that have nothing to do with how you breathe. Alcohol, caffeine, an irregular sleep schedule, restless legs, hot flashes, pain, and other sleep or health conditions can interrupt your sleep.

If you’re considering mouth tape because you wake up at 2 or 3 a.m. every night or because it takes you an hour to fall asleep, it’s worth looking at what else may be affecting your sleep.

Also Read: Why Sleep is Important for Your Health

What does the research say about mouth taping?

Research on mouth taping is still limited, but scientists have studied it in a few specific groups of people.

Mouth taping and snoring

Mouth taping may help reduce snoring in some people who regularly breathe through their mouths.

A 2022 study looked at people with mild obstructive sleep apnea who also breathed through their mouths at night [2]. After using mouth tape, some participants snored less and had improvements in certain breathing measurements.

An earlier study also found that keeping the mouth closed with a porous patch reduced snoring in some people with mild sleep apnea [3].

These studies were small, and the people taking part were able to breathe through their noses. They also had specific breathing-related sleep problems, which makes the results difficult to apply to everyone who has trouble sleeping.

Snoring can have several causes, including:

• Nasal congestion

• Sleeping on your back

• Drinking alcohol before bed

• The shape of your nose, jaw, throat, or airway

• Enlarged tonsils

• Obstructive sleep apnea

If you snore regularly, especially if the snoring is loud, finding out why you snore is more useful than assuming mouth breathing is the only cause.

Mouth taping and sleep apnea

Mouth taping has also been studied in people with obstructive sleep apnea (OSA), but that doesn’t make it a treatment for sleep apnea.

Sleep apnea happens when your airway repeatedly narrows or closes while you sleep. Your breathing may slow down or briefly stop, causing your brain to wake you up enough to start breathing normally again [4].

You might not remember waking up, but these interruptions can happen many times throughout the night.

A 2025 study found that mouth tape helped some people with obstructive sleep apnea use their CPAP machines more consistently. These people had already been diagnosed with sleep apnea and were receiving treatment [5].

That is very different from someone who snores or wakes up gasping, deciding to tape their mouth without knowing what is causing the problem.

Can mouth taping be dangerous?

Mouth taping can become a problem if you can’t breathe freely through your nose.

Your body normally switches to mouth breathing when your nose becomes blocked. This can happen because of a cold, allergies, sinus problems, or another condition that reduces airflow through your nose.

If your mouth is taped shut at the same time, breathing may become uncomfortable or difficult.

A 2025 review of mouth-taping research found that the evidence for its benefits is limited and raised concerns about using mouth tape in people with nasal obstruction [6].

Because mouth taping hasn’t been studied extensively, its side effects aren’t fully known. People who have tried it have reported problems such as:

• Skin irritation around your lips

• Pain when removing the tape

• Anxiety or discomfort from having your mouth covered

• Trouble falling asleep because the tape feels uncomfortable

• Difficulty breathing through your nose

For someone already struggling to sleep, adding something uncomfortable to the bedtime routine could make falling asleep even harder.

Who should avoid mouth taping?

You should be particularly careful with mouth taping if you already have trouble breathing through your nose.

This can include people with:

• A stuffy nose from a cold

• Frequent nasal congestion

• Allergies that block the nose

• Chronic sinus problems

• A deviated septum

• Nasal polyps

• Enlarged tonsils

• Suspected or untreated sleep apnea

You should also pay attention to symptoms that could point to sleep apnea rather than ordinary snoring.

These may include:

• Loud snoring most nights

• Gasping or choking while sleeping

• Someone noticing pauses in your breathing

• Waking up with a dry mouth

• Morning headaches

• Feeling very tired despite sleeping for several hours

• Trouble concentrating during the day

• Excessive daytime sleepiness

If you have symptoms like these, talk with a healthcare provider before trying to manage the problem yourself with mouth tape.

What can you try instead of mouth taping?

The best alternative depends on why you were interested in mouth taping in the first place.

If you have trouble falling asleep or staying asleep

Look at what may be keeping you awake rather than focusing only on how you breathe.

Stress and anxiety can make it difficult for your mind to settle down at bedtime. Caffeine, alcohol, pain, acid reflux, medications, hormonal changes, and an inconsistent sleep schedule can also affect your sleep.

If you continue to have trouble sleeping for weeks or months, talk with a healthcare provider. For chronic insomnia, cognitive behavioral therapy for insomnia (CBT-I) is one of the recommended treatments. 

If you wake up with a dry mouth

Mouth breathing can cause dry mouth, but there are other possible reasons. Nasal congestion, dehydration, medications, and certain health conditions can also reduce moisture in your mouth.

If you regularly wake up with a dry mouth, finding out why it happens can help you choose a better solution than simply keeping your lips closed.

If you want to stop snoring

Sleeping position can affect snoring. Some people snore more when sleeping on their back because the tissues in the throat relax and narrow the airway.

Alcohol before bed can also relax the muscles around your throat and make snoring worse. If congestion makes it difficult to breathe through your nose, addressing the congestion may help as well.

Snoring that happens regularly, becomes very loud, or comes with other breathing symptoms should be discussed with a healthcare provider.

If you wake up gasping or choking

Don’t rely on mouth tape to manage this. Gasping, choking, or repeatedly stopping breathing while you sleep can be signs of obstructive sleep apnea. 

A healthcare provider may recommend a sleep study to check whether your breathing is being interrupted during the night.

Is Sip2Sleep® worth trying instead?

If your main problem isn’t mouth breathing but falling asleep, staying asleep, or waking up multiple times during the night, Sip2Sleep® is worth trying.

Sip2Sleep® is a physician-made, melatonin-free natural sleep aid made with Montmorency tart cherry extract and Rafuma leaf. It is designed to support sleep without relying on synthetic melatonin.

Tart cherry naturally contains a small amount of melatonin, while Rafuma leaf is known to reduce anxiety and help your mind relax so you can ease into sleep more naturally.

Unlike mouth taping, Sip2Sleep® doesn’t require you to cover your mouth or change how you breathe while you sleep.

If loud snoring, gasping, choking, or possible sleep apnea is affecting your sleep, consult with your healthcare provider.

Mouth taping FAQs

Do doctors recommend mouth taping?

Mouth taping isn’t an established medical treatment, and it isn’t part of standard medical guidelines for improving sleep, snoring, or treating sleep apnea. If you’re considering it because you snore, breathe through your mouth, or have trouble sleeping, talk with a healthcare professional first.

Do dentists recommend mouth taping?

Mouth taping isn’t part of standard dental guidelines for treating sleep apnea or other sleep problems. If dry mouth, bad breath, or another oral health problem is why you’re considering mouth tape, a dentist can help determine what may be causing it.

Can mouth taping kill you?

There isn’t evidence that mouth taping commonly causes death, but blocking your mouth can become dangerous if you can’t breathe properly through your nose. A 2025 review raised concerns about breathing risks when mouth taping is used by people with nasal blockage.

If you have trouble breathing through your nose, or you snore loudly, gasp, choke, or stop breathing during sleep, talk with a healthcare provider before trying mouth tape.

About the author

Dr. Ruchir P. Patel, MD, FACP, is the Medical Director of the Insomnia and Sleep Institute of Arizona and the founder of Sip2Sleep. He is triple board-certified in sleep medicine, obesity medicine, and internal medicine. Dr. Patel is a multi-year Phoenix Magazine Top Doctor and holds the Inspire Excellence designation.

Reference

1. Johns Hopkins University. (2024, September 19). Study to examine the effect of silicone mouth tape on snoring and mild sleep apnea (MTASSA) (ClinicalTrials.gov Identifier NCT06587256). ClinicalTrials.gov

2. Lee, Y. C., Lu, C. T., Cheng, W. N., & Li, H. Y. (2022). The Impact of Mouth-Taping in Mouth-Breathers with Mild Obstructive Sleep Apnea: A Preliminary Study. Healthcare (Basel, Switzerland), 10(9), 1755. https://doi.org/10.3390/healthcare10091755

3. Huang, T. W., & Young, T. H. (2015). Novel porous oral patches for patients with mild obstructive sleep apnea and mouth breathing: a pilot study. Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery, 152(2), 369–373. https://doi.org/10.1177/0194599814559383

4. Slowik JM, Sankari A, Collen JF. Obstructive Sleep Apnea. [Updated 2025 Mar 4]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2026 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK459252/

5. Meksukree, A., Pitipanyakul, S., Laohavinij, W., Chaitusaney, B., Chirakalwasan, N., Hirunwiwatkul, P., & Charakorn, N. (2025). The role of mouth tape for CPAP use in patients with mouth breathing and OSA. Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine, 21(12), 2063–2071. https://doi.org/10.5664/jcsm.11870

6. Rhee, J., Iansavitchene, A., Mannala, S., Graham, M. E., & Rotenberg, B. (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, 20(5), e0323643. https://doi.org/10.1371/journal.pone.0323643