Hydrogen Peroxide Mouthwash Recipe | Several DIY Guides & Our Recommended Alternatives

Many outstanding types of mouthwash nowadays contain hydrogen peroxide. Most of those who use it gargle with it due to its cleansing properties. This mouthwash has oxidizing properties that can kill bacteria. We have included some of the easiest ways to make your homemade hydrogen peroxide mouthwash. Read through to learn how.

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Best Hydrogen Peroxide Mouthwash Recipe Explained - Dr. Brite?

Peroxides are effective as cleaning agents. Many healthcare practitioners, including dentists, have been using it for decades, especially to cure gum infections. The liquid is a mild antiseptic that prevents burns, minor cuts, and scrapes from causing infections. In addition, it kills bacteria that may cause a bacterial infection.

closeup of a smiling woman

For instance, theSensitivity Relief Mouthwash - Mint is a doctor-created, vegan, and gluten-free mouthwash that naturally prevents teeth sensitivity. It has a soothing mint flavor that makes it have a sweet taste. Besides, it is affordable. It only costs $10.39 for the subscription plan. This plan will ensure Dr. Brite supplies the package after every 45 days. However, you can also consider the one-time purchase, which costs $12.99.

You can also considerHealthy Gums Mouthwash - Mint orAnti-Plaque Mouthwash - Mint. They all cost $10.39 and effectively impact your oral health. However, for children's oral care, you may considerKids Anti-Plaque Bundle - Berrylicious, which retails at $14.39.

How to Make Hydrogen Peroxide Mouthwash at Home

How do you prepare a hydrogen peroxide mouthwash? There are several ways to prepare a hydrogen peroxide mouthwash. We've highlighted how to prepare simple mouthwash and flavored ones. First, there is the industrial production of highly concentrated hydrogen peroxide. However, hydrogen peroxide meant for household use has a lower concentration, usually 3%.

a bottle of hydrogen peroxide

But does it mean you must buy an already made hydrogen peroxide mouthwash? While most people buy the already made package, making your hydrogen peroxide mouthwash is much more affordable. Besides being affordable, you also exclude yourself from consuming unnecessary chemicals in industry-manufactured mouthwash.

Making Simple Mouthwash

This mouthwash has no flavor.


  • 240 ml of distilled water
  • 240 ml of 3% hydrogen peroxide
  • Glass bottle (dark-colored)


  1. Heat a water sample and put 240 ml into a dark bottle. We use a dark bottle to prevent the hydrogen peroxide from degrading faster.
  2. Add 240 ml of 3% hydrogen peroxide.
  3. Close the bottle lid tight and shake to mix the solutions well.
  4. Store the solution in a cool dark place away from direct sunlight.

How to Use

  1. Put a mouthwash sample into a clean cup.
  2. Take a mouthful of the diluted hydrogen peroxide and swish it around the mouth for at least 30 seconds.
  3. Spit the content out.
  4. Using clean water, rinse your mouth.
  5. Repeat the same procedure twice a day for effective action.

a man rinsing his mouth

Making Flavored Mouthwash

Flavored mouthwashes have flavored ingredients made from essential oils and other elements.


  • 240 ml of distilled/filtered water.
  • 120 ml of 3% hydrogen peroxide
  • Spearmint essential oil
  • A glass bottle (dark-colored)


  1. Put 240 ml of water into the glass bottle. We use glass bottles as essential oils degrade the plastic ones.
  2. Add 120 ml of 3% hydrogen peroxide. Stick to 3% hydrogen peroxide because a higher concentration may destroy your teeth.
  3. Add about eight drops of essential oil to the solution. Alternatively, you can use spearmint or peppermint.
  4. (Optional) - add 22.5 g of honey to emulsify the essential oil. Note that this ingredient isn't recommended for children.
  5. Close the bottle lid and shake the content to mix well.
  6. Store it in a dark, cool place away from direct sunlight.

How to use

  1. Shake the mouthwash.
  2. Take a mouthful and swish it around the mouth for at least 2 minutes.
  3. Spit the content out and use clean water to rinse the mouth.

a bottle and herbs

Other Forms of Mouthwash

Other forms of mouthwash include aloe vera mouthwash, turmeric water, and remineralizing mouthwash. Below are the details.

Soothing Aloe Vera Mouthwash

Aloe vera mouthwash is effective in treating canker sores and alleviating mouth pain. Adding essential oils and activated charcoal powder produced a whitening effect.


  • 120 ml of distilled water
  • 120 ml of aloe vera water
  • Two teaspoonfuls of baking soda
  • One teaspoonful of fractionated coconut oil.
  • Peppermint oil


  1. Put 120 ml of distilled water into a glass bottle.
  2. Add the 120 ml of aloe vera water into the bottle.
  3. Add the two teaspoonfuls of baking soda into the solution.
  4. Add peppermint oil and coconut oil to the content.
  5. Close the bottle lid and shake to mix the content well.

Use one or two teaspoonfuls of the mouthwash per rinse and spit out the content.

Aloe Vera dripping into the glass jar

All-Purpose Natural Turmeric Mouthwash

Turmeric has been used in Ayurvedic medicine for generations


  • 1/2 teaspoonful of baking soda
  • 1/2 teaspoonful of calcium carbonate
  • 1/2 teaspoonful of L-arginine
  • 1/2 teaspoonful ofturmeric
  • Freshwater
  • Three cloves
  • Peppermint essential oil


  1. Put fresh water in a clean container.
  2. Put one cup of fresh water in a separate container and add cloves to the water to soak for at least 12 hours overnight.
  3. Add calcium carbonate to the content.
  4. Add baking soda, turmeric, and L-arginine to the content.
  5.  Take the soaked cloves and add to the content.
  6. Add peppermint essential oil and grind the content.

One teaspoonful is enough to rinse your mouth.

Turmeric in a glass bottle

Uses and Benefits of Hydrogen Peroxide Mouthwash

The hydrogen peroxide mouthwash has the followingbenefits.

Whitening Teeth

Hydrogen peroxide has a bleaching effect that whitens teeth. When used regularly, they whiten the teeth, removing stains and other discoloring agents.

Most mouthwashes and toothpaste already have hydrogen peroxide as their primary ingredients. Some studies have shown that using hydrogen peroxide to whiten teeth is effective, though not sufficient, as a 10% carbamide peroxide gel.

Treating Sore Throat

Bacteria infestation in the mouth may cause sore throat infections. Hydrogen peroxide mouthwash kills this bacteria, relieving the severe discomfort. Hydrogen peroxide in the mouthwash releases oxygen which alters their living environment, killing them in the process. Oxygen also deters the growth and spread of bacteria in the mouth.

Treating Gum Disease

Hydrogen peroxide toothpaste effectively treats gum diseases. It has anti-bacterial properties that hinder the growth and spread of bacteria, therefore, treating bacteria-related gum diseases.

For instance, bacteria infestation (biofilm) may cause plaque in the mouth. When you rinse your mouth with a hydrogen peroxide mouthwash, hydrogen peroxide releases oxygen, killing this bacteria.

Hydrogen peroxide mouthwash also has an advantage over other treatments. They can penetrate the hard-to-reach spots and back of the mouth. Therefore, it reaches a larger mouth section, treating any gum disease.

a woman rinsing her mouth

Treating Minor Mouth Sores

Hydrogen peroxide mouthwash may help treat minor mouth sores, canker sores, cuts, and irritations. The mouth is an antiseptic that has curing effects on cuts and sores.

Applying hydrogen peroxide mouthwash on a cut releases oxygen, forming bubbles in the process. This process cleans the cut by killing bacteria and removing dead cells. However, the healing process is not instant; it is gradual, meaning you may use it for an extended period to kill bacteria and remove mouth sores effectively.

Does Hydrogen Peroxide Mouthwash Have Side Effects?

Hydrogen peroxide may have some side effects, especially when used contrary to the instructions. Some of its side effects are:

  • Hydrogen peroxide mouthwash may have a stinging effect. The stinging effect can disappear after a few hours.
  • They can dry out the mouth. Saliva is resourceful in general oral health. It washes out bacteria and remineralizes the enamel. Thus, if it dries up, bacteria may infest your mouth.
  • Hydrogen peroxide mouthwash, when swallowed, may cause stomach irritation. In some cases, you may develop nausea.

You, therefore, need to observe the following precautions:

  • You shouldn't use hydrogen peroxide mouthwash more frequently. Gargling hydrogen peroxide mouthwash more often can expose beneficial bacteria to the compound, killing them in the process. This process may have long-term effects on your oral health.
  • Never swallow hydrogen peroxide mouthwash rinse. Doing so can irritate the stomach and cause nausea.
  • Over-use of this mouthwash can cause gum irritation and damage crowns. It may also damage dental implants if you have them.

a bottle of hydrogen peroxide

How to Use Hydrogen Peroxide Mouthwashes

Use the mouthwash correctly for effective desired results and avoidance of side effects. Follow the guide below to use hydrogen peroxide mouthwash.

  1. Mix water and 3% hydrogen peroxide in a 2:1 ratio.
  2. Take a mouthful and swish it around the mouth for at least 30 seconds.
  3. Spit the contents out.
  4. Rinse your mouth with fresh water.

Tips for Effective Use of Hydrogen Peroxide Mouthwashes

  • Store the mouthwash in a dark place away from direct sunlight.
  • Store the mouthwash in a dark-colored bottle to avoid the hydrogen peroxide from degrading.
  • Consult your dentist before using a hydrogen peroxide mouthwash.
  • For effective gingivitis treatment, mix hydrogen peroxide, Listerine, and water in equal proportions.

a woman with oral rinse in her hand and toothbrush between her teeth


Can You Make Your Hydrogen Peroxide Mouthwash?

Yes, you can make your hydrogen peroxide mouthwash. To do so, mix 3% hydrogen peroxide and water in a 1:2 ratio.

Is It OK to Use Hydrogen Peroxide as Mouthwash?

Yes, it is OK to use hydrogen peroxide as a mouthwash. The solution soothes a sore throat, whitens teeth, and disinfects your mouth. There may be a little foaming on the mouth, which is normal. However, in some instances, the solution might sting the mouth.

What Is the Ratio of Hydrogen Peroxide to Water for Mouth Rinse?

For mouth rinse, you need to mix one part of hydrogen peroxide with two-part water (1:2 ratio). However, hydrogen peroxide should have a 3% concentration. Higher concentration may damage your teeth and gums.

Do You Need to Dilute 3% Hydrogen Peroxide for Mouthwash?

Yes, you must first dilute the 3% hydrogen peroxide for mouthwash. Undiluted hydrogen peroxide is too strong for your teeth and may damage them if not diluted. Use distilled water to dilute it.

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