Saltwater Rinse for Oral Health: Is It Beneficial? (2024)

The toothpaste and mouthwash that you use everyday has been carefully created by dentists and formulated to supercharge your smile. Still, there is a natural alternative to mouthwash: saltwater.

As kids, most of us were taught to not drink salt water because it dehydrates you. We’re not suggesting that you drink it, but gargling with salt water can work as an antiseptic when nothing else is available. We know this may sound a bit weird, but it’s true!

Before more effective treatments were commonly available, saltwater was used to keep your mouth clean in the same way we now use mouthwash. Although it’s not as good as the mouthwash you have in your bathroom cabinets, saltwater can still be used today if that’s all you have at your disposal.

Read on to learn more about how saltwater can be used for oral health, and why mouthwash is still the superior option.

Hydrogen Peroxide vs. Saltwater Gargles

Some dentists have started to give their patients hydrogen peroxide rinses before they look into their mouths, helping to clean out bacteria and make the dental cleaning more effective. This is especially true during Covid because it is preventative and oxidizes the virus.

The fact that dental professionals choose peroxide over saltwater should tell you one thing: saltwater gargles are fine in a pinch, but hydrogen peroxide rinses are actually preferable.

Peroxide rinses mix water with 3% hydrogen peroxide to help clean, brighten, and prevent gum damage. You use them the same way you would a saltwater rinse.

There are actually more benefits to hydrogen peroxide, too. The first is one we mentioned before: it helps to clean up the bacteria in your mouth that leads to gum and tooth decay. A 2012 study found that peroxide is effective at improving gum health. It is important to get the entire mouth, particularly the front teeth.

Hydrogen peroxide whitens your teeth as well. It is a key ingredient in some of the best whitening products. The whitening properties are most visible for a few hours after you use it, but daily use can help to whiten your smile consistently, unlike saltwater rinses, that don’t help with whitening at all.

But, hey! You never know when you’re going to get trapped on a deserted island with no mouthwash in sight. It’s nice to know there’s a Plan B in case you find yourself re-enacting Lost, but if you have the option to use hydrogen peroxide: take it.

Saltwater Rinse

Saltwater rinsing may be a trend right now, but we’re going to help you separate fact from fiction. Saltwater can help you in a pinch, but it isn’t a miracle cure. The best way to get a healthy, white smile is brushing and flossing twice daily and using a scientifically-backed mouthwash like our Professional Whitening Pre-Rinse. Saltwater may have worked in prehistoric times, but don’t let social media trends send you back to the Stone Age.

Fight Back Against Bad Breath

We all know that bad breath stinks… literally. The best way to fight back is with a mouthwash like Supersmile’s Oral Rinse Mouthwash. Even if you do get stranded on an island in the middle of the ocean, hopefully you have our on-the-go Single-Dose Powdered Mouth Rinse at the ready. Assuming you forgot your Powdered Mouth Rinse at home, the ocean may be your only option when you’re stranded without a boat (or a toothbrush).

Saltwater rinsing can work because salt is alkaline, which means that it has a pH level of more than seven. For those of you who have not thought about pH levels in a while, less than seven is acidic. Bacteria tend to grow better in slightly acidic environments, like your mouth.

The bacteria on the back of your tongue is mainly responsible for bad breath, so gargling with alkaline saltwater neutralizes the acidity of the back of your mouth and rinses out some of that bacteria.

Saltwater can’t whiten your teeth or improve your gum health like hydrogen peroxide can, but at least your teeth won’t fall out while you wait for search and rescue.

Stop Swollen Gums

Swollen, bleeding gums are never fun. It’s annoying and painful, but it’s difficult to avoid when you’re stranded on a deserted island without floss or a toothbrush.

Even though salt stings when it gets into cuts, a moment of discomfort is preferable to gums that are swollen for days on end.

The salt helps suck out some of the liquid in the gums, which decreases the swelling (since the gums are swollen with liquid) and can actually help you feel better.

Saltwater can also help neutralize bacteria that can get into the pockets of your gums.

Still, saltwater is only a temporary solution to swollen gums. Today, we have access to mouthwash that can actively heal your gums with hydrogen peroxide. We also have access to dentists who can tell you when your swollen gums are actually a sign of gingivitis. Even though you might have seen it on social media, it’s unlikely that your dentist will recommend a twice-daily saltwater rinse. If they do, we recommend you find a different dentist.

Speed Up Recovery

Dental work like implants, getting a cavity filled, or having a tooth pulled can be an uncomfortable experience.

Fans of saltwater rinses claim that they can ease pain and help your mouth recover faster. However, it cannot help more than mouthwash prescribed by your dentist and some over-the-counter pain relievers.

Saltwater won’t speed up your healing process. It can neutralize bacteria and reduce inflammation, if you have no other options available to you.

Scientists performed an experiment in 2016 to test the effectiveness of using saltwater to help speed up healing. The alkalinity in the salt can tell your body where to direct more of a certain protein that can help the recovery process. The proteins attach themselves to the wound, and while they can’t actually help you heal, they can relieve the pain slightly. But there’s a catch: While they found that saltwater can help recovering patients, it has to have a small amount of salt.

Too much salt can be dangerous for healing wounds, which is why you should stick to dentist-approved mouthwash.

At Supersmile, we believe in smiles rooted in science, not social media.

Just Say No To Plaque (It's Wack)

Cavities and other oral issues occur when particles from your food and drinks mix with the natural bacteria living in your mouth. That mixture becomes plaque, which sticks to your teeth and gums. When plaque is left on your teeth, it hardens into tartar. Also called dental calculus, tartar wears away your tooth enamel and can lead to nasty infections.

Saltwater reduces the bacteria because of its alkalinity, and it can also reduce food particles. That’s because any kind of rinse will clear out some of the food left behind.

The small amount of salt in saltwater can help scrub out some of the trapped bacteria in your gums and the deep crevices of your back teeth, but it’s still no match for modern mouthwash.

If you’re worried about tooth decay from plaque buildup, saltwater won’t make things worse. But why would you resort to a prehistoric fix when dentists have invented topical fluoride to remineralize your teeth and prevent decay?

Mouthwash

It’s a no-brainer that brushing and flossing twice daily is absolutely necessary for your dental health, but did you know there’s even more you can be doing to promote your oral wellness? Hint: It has nothing to do with the Seven Seas.

The COVID-19 pandemic has made it difficult to regularly visit your dentist, so it’s extra important to take care of your oral health at home.

Add mouthwashes and oral rinses to your daily routine for stellar oral hygiene.

And by mouthwashes, we don’t mean something available to Tom Hanks in Castaway, a caveman’s favorite rinse, or that trendy home remedy you saw on Instagram. We’re talking about mouthwash, rooted in science and recommended by dentists to promote your oral wellness. Leave saltwater to the fishes.

Mouthwashes and oral rinses from Supersmile can be used on-the-go or at home during your oral care routine to leave your mouth feeling fresh without any sting, burn, or artificial junk. Like flossing, mouthwash can reach the deep places in your mouth that bacteria love to hide in and that you cannot reach with your toothbrush, no matter how hard you try. Supersmile’s mouthwashes and rinses are an all-natural way to improve your oral health, but unlike saltwater rinses, they’ve been specially created to be effective and safe.

In Conclusion

At Supersmile, we believe everyone deserves a super-white, bright smile and healthy gums without compromising their health or using damaging ingredients.


Saltwater has some oral benefits, but it’s no match for specially formulated products backed by science and clinically proven to work. While it’s comforting that the cavemen had options for their oral health, it’s even better to know that we’ve progressed beyond prehistoric medicines.

Although you may see saltwater rinses heralded on social media, now you know the truth. Trends come and go, but with the right tools at your disposal, your healthy smile is here to stay.


Sources:

https://www.webmd.com/oral-health/qa/can-a-saltwater-rinse-help-a-toothache

https://www.eatondentistry.com/5-potential-benefits-of-saltwater-rinses

https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0159843

Saltwater Rinse for Oral Health: Is It Beneficial? (2024)

FAQs

Saltwater Rinse for Oral Health: Is It Beneficial? ›

Since bacteria thrive in acidic environments and salt removes water from bacteria via osmosis, swishing with salt water can stop bacterial growth and reduce plaque and inflammation. This reduction in bacteria will reduce your likelihood of getting sick or developing a sore throat, bad breath, cavities, or gum disease.

Is rinsing your mouth with salt water beneficial? ›

Rinsing regularly with warm salt water balances the pH—the acidity level—of your mouth. Bad bacteria, unsurprisingly, don't like a healthy pH balance so rinsing with warm salt water can, um, flush them out. A balanced pH level isn't just useful in keeping bad bacteria to a minimum.

Is gargling salt water everyday good for teeth? ›

A saltwater rinse can be performed three to four times a week, but it is important that you don't go beyond this because salt contains sodium, and too much sodium can impact your tooth enamel negatively.

Can salt water rinse heal mouth infection? ›

Salt water can help to remove the plaque and bacteria from your teeth and gums. Salt has healing properties that can treat and heal inflamed or swollen gums caused by gum disease. Even though salt water is extremely effective in helping to treat gum disease, salt water cannot cure gum disease.

How many times a week should I rinse my mouth with salt water? ›

How Often Should You Use a Saltwater Rinse? Although a salt water rinse is safe, excessive amounts of salt can erode your tooth enamel and lead to tooth decay. It is safe to use it four times a day for two weeks.

Should I brush my teeth after a salt water rinse? ›

You can gargle before or after brushing your teeth. Take as much of the solution into your mouth as is comfortable. Gargle the saltwater around the back of your throat. Rinse around your mouth, teeth, and gums for 15 to 20 seconds.

Can you overuse salt water mouth rinse? ›

Overusing saltwater rinses can irritate your gums, leading to further bleeding significantly if you are affected by advanced periodontal disease.

What is the strongest natural antibiotic for tooth infection? ›

What is the strongest natural antibiotic for tooth infection? Clove oil is one of the strongest natural antibiotics for tooth infections. Clove oil has antibacterial, anti-inflammatory, and analgesic properties that can help reduce pain and inflammation associated with a tooth infection.

Is saltwater better than mouthwash? ›

It's an isotonic solution, which means it contains the same salts and minerals our bodies do in equal concentrations. For this reason, it doesn't irritate the mucous membranes as a medicinal mouthwash might, which is why many dentists recommend it as a gentle healing aid after a procedure.

Does salt water help receding gums? ›

Salt Water

Saltwater isn't just an easy-to-make natural oral rinse. It is antibacterial and can kill bacteria that cause receding gums. Saltwater can also soothe painful and swollen gums. To make a saltwater rinse, mix 1 teaspoon of salt in a cup of warm water.

Is it better to rinse mouth with salt water or baking soda? ›

Dentists commonly recommend patients use a salt water rinse after having wisdom teeth removed or other oral surgery. Baking soda is another ingredient often used in mouth rinses. Like salt, it can kill bacteria in the mouth; it also reduces acidity, which can irritate teeth and gums.

Does salt draw out an infection in a tooth? ›

A saltwater rinse will kill off some of the bacteria and irrigate your mouth. It can rinse some of the debris out of your mouth and if you have an abscess, it can help break up the pus surrounding the tooth. You can use regular table salt and warm tap water to make a basic saltwater rinse.

Can salt water tighten loose teeth? ›

Your dentist may suggest you rinse with salt water regularly to clear the bacteria from your mouth. This will hopefully let the bone and tissue mend, resulting in your tooth tightening back up after a few weeks. It is still recommended to discuss this with your dentist in case you need more urgent treatment.

How long does it take for salt water rinse to work on gums? ›

Gently swish the solution around your mouth for 15-20 seconds then spit it out.

Can you rinse with salt water before bed? ›

It also adds water and sodium to your dry throat, providing moisture that reduces discomfort and inflammation. If you're having allergy issues during certain times of the year, you might add rinsing with salt water before bed to your routine. It may keep you from waking up with a sore throat from allergies.

Which salt is best for mouth rinse? ›

Rinsing with warm saltwater can help relieve tooth pain and offer many other benefits. But what kind of salt is best for a mouth rinse? Table salt can help in a pinch, but Himalayan salt is the far superior choice. Himalayan salt actually has properties that you won't find in table salt.

Is salt water a good daily mouthwash? ›

Although there are benefits to using a salt water mouth rinse, it shouldn't replace your daily oral hygiene routine. Taking good care of your teeth starts with brushing twice a day and interdental cleaning. Doing this effectively removes plaque, bacteria, and food particles that can get stuck between the teeth.

Should I rinse with salt water every night? ›

One of the most significant benefits of a salt water rinse is its potential in preventing gum diseases. Conditions like gingivitis and periodontitis can be kept at bay by maintaining a clean oral environment. Incorporating a nightly salt water rinse into your dental hygiene routine can contribute to healthier gums.

Is it okay to gargle salt water every day? ›

The saltwater breaks up mucus and irritants and all sorts of fungi from the throat. However, it is recommended that you only gargle no more than two or three times a day, as too much gargling is not good either.

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