5 Best Mouthwash for Whiter Teeth 2024 (Dentist-Recommended)

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Dentist Tested & Reviewed
Dr. Matthew Hannan | My Dental Advocate
Best Mouthwash for Whiter Teeth | My Dental Advocate

Mouthwash is a key player in oral hygiene, not just for fresh breath but also for achieving a whiter smile.

Whitening mouthwashes target stains and discoloration, often using hydrogen peroxide to bleach teeth gently.

The best mouthwash for a brighter smile effectively balances whitening power with maintaining overall dental health.

As an experienced dentist with years of experience, I’ve tested and evaluated 250+ dental products. I strive to find the best products for achieving excellent oral hygiene, so let’s take a closer look at the Best Mouthwash for Whiter Teeth from a dentist’s perspective.

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Buying Guide

  1. Best Overall: TheraBreath Whitening Mouthwash
  2. Best Natural: Hello Activated Charcoal Mouthwash
  3. Best Budget: ACT Whitening Mouthwash
  4. Best Alcohol-Free: Crest Advanced Whitening
  5. Best Sensitivity: Lumineux Whitening Mouthwash

Related Reviews

Understanding Whitening Mouthwash Ingredients

When we consider whitening mouthwashes, several key ingredients are crucial to their effectiveness.

Hydrogen peroxide is a common bleaching agent that helps remove surface stains and can lead to visibly whiter teeth.

Common Whitening Agents

  • Hydrogen Peroxide: Acts as a bleaching agent to brighten enamel.
  • Sodium Bicarbonate: An abrasive that helps remove surface stains.

However, a mouthwash with excessive concentrations of these ingredients can cause tooth sensitivity or gum irritation. It’s important to follow the recommended usage to prevent these side effects.

Additional Ingredients

  • Fluoride: Strengthens tooth enamel and helps prevent decay.
  • Polyphosphates: Reduce stain accumulation on the teeth.

Moreover, we must understand the role of abrasives like sodium bicarbonate, more commonly known as baking soda.

This ingredient helps physically remove surface stains through gentle scrubbing action when we swish the mouthwash.

When selecting a whitening mouthwash, it’s also essential to check for ingredients that maintain oral health, not just whiten teeth.

Top 5 Best Mouthwash for Whiter Teeth

We’ve pinpointed the top mouthwashes for a brighter smile, carefully balancing stain removal with gentle oral care.

Our selected products not only promise a whiter smile but also ensure overall oral health, tackling bacteria and bad breath.

This guide is crafted to help you find a mouthwash that meets your whitening desires and dental care necessities.

1. Best Overall | TheraBreath Whitening Mouthwash

Peroxide Free
TheraBreath Whitening Fresh Breath Oral Rinse
$17.64 ($0.55 / Fl Oz)

TheraBreath Whitening Mouthwash is tough on stains and bad breath but gentle on teeth.

This whitening rinse helps remove stains while also forming a protective barrier that prevents future staining.

Safe to use every day, TheraBreath Whitening Mouthwash is formulated without peroxide, which is commonly found in many whitening products and can lead to tooth sensitivity and discomfort.

The alcohol-free formula doesn't burn or irritate, and the Dazzling Mint flavor is gentle and refreshing.

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06/10/2024 05:05 am GMT

Dentist Review

TheraBreath Whitening Mouthwash excels as the best overall, offering a peroxide-free formula perfect for daily use, especially for sensitive teeth.

Created by a dentist, it ensures oral health with a focus on safety and effectiveness, aiding in stain removal and preventing discoloration.

Its soothing, alcohol-free composition provides a comfortable rinse without the burn, although its mild Dazzling Mint flavor and varying freshness duration may not suit all preferences.

Despite a higher initial cost, its benefits for a comfortable, whiter smile make it a worthy investment.


  • Free of peroxide, reducing the risk of sensitivity
  • Dentist-formulated for safe and effective daily use
  • Alcohol-free, ensuring a gentle rinse without irritation


  • Flavor may be too mild for those used to intense mint
  • may not provide long-lasting fresh breath for everyone
  • Upfront cost could be higher compared to basic mouthwashes

2. Best Natural | Hello Activated Charcoal Mouthwash

Natural Whitening
Hello Activated Charcoal Extra Freshening Mouthwash
$30.26 ($0.63 / Fl Oz)

Say hello to naturally friendly activated charcoal extra freshening mouthwash.

Thoughtfully formulated with activated charcoal (made from sustainable bamboo), coconut oil to moisturize, tea tree oil to cleanse, fresh mint to freshen breath, and xylitol because it rocks.

But buckle-up, there's more goodness: hello contains no alcohol, no artificial sweeteners, no artificial flavors, no dyes and no SLS sulfates. As if that weren't enough magic for one bottle, hello is also vegan and never tested on animals.

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06/10/2024 05:20 am GMT

Dentist Review

Hello Activated Charcoal Mouthwash is our top pick for the best natural whitening mouthwash due to its unique blend of eco-conscious ingredients.

Its formula centers on sustainably sourced activated charcoal, renowned for its detoxifying properties, and is enriched with moisturizing coconut oil and cleansing tea tree oil.

It’s alcohol-free to prevent dryness and irritation, and avoids sulfates and artificial flavors, catering well to sensitive mouths.

The brand’s commitment to cruelty-free, vegan-friendly practices aligns with a growing preference for ethical and gentle oral care.


  • Utilizes activated charcoal known for its detoxifying properties
  • Free of alcohol and artificial sweeteners, suited for sensitive mouths
  • Vegan and cruelty-free, aligning with ethical consumption values


  • The unique black color may be off-putting for some users
  • May not have the intense minty aftertaste expected from traditional mouthwashes
  • Effects on whitening are gentle and may require consistent, long-term use

3. Best Budget | ACT Whitening Mouthwash

Best Extended Whitening
ACT Whitening + Anticavity Fluoride Mouthwash
$7.49 ($0.44 / Fl Oz)

Care for your teeth and get a brighter smile with ACT Whitening + Anticavity Fluoride Mouthwash.

This alcohol-free mouthwash helps you go beyond brushing and flossing by strengthening teeth for superior cavity protection and freshening breath with a Gentle Mint flavor.

ACT Whitening + Anticavity Fluoride Mouthwash is formulated to help whiten teeth with no dyes and no alcohol. In fact, you can enjoy a whiter smile in just four days* when you rinse with ACT Whitening Mouthwash.

Best of all, this fluoride mouthwash kills bad breath germs.

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06/10/2024 09:00 am GMT

Dentist Review

ACT Whitening Mouthwash is the top choice for a budget-friendly option, offering a whiter smile within just four days and effectively combating bad breath germs.

This alcohol and dye-free formulation is gentle on sensitive mouths, avoiding the unpleasant burn often associated with mouth rinses.

While its mild mint flavor may not appeal to those who prefer a stronger taste, and lifestyle factors could affect whitening results, its affordability and effectiveness make it an excellent pick.

ACT Whitening Mouthwash delivers notable value, proving you don’t have to compromise on cost for a brighter, fresher smile.


  • Whitens teeth within four days
  • Kills bad breath germs effectively
  • Contains no alcohol, reducing irritation


  • Some users report heightened tooth sensitivity
  • Flavor may be too mild for users preferring strong mint
  • Whitening results may vary depending on individual habits

4. Best Alcohol-Free | Crest Advanced Whitening Mouthwash

Extra Whitening
Crest ProHealth Advanced Whitening Mouthwash
$36.21 ($0.57 / Fl Oz)

Crest Pro-Health Advanced Extra Whitening mouthwash with Fluoride helps you have stronger teeth.

For a healthier mouth, it provides the extra benefit of enamel-safe whitening.

When added to a good oral care routine by strengthening enamel with brushing and removing surface stains.

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06/10/2024 10:45 pm GMT

Dentist Review

Crest Pro-Health Advanced Mouthwash stands out as the best alcohol-free option for a brighter smile, enhancing oral health by strengthening tooth enamel without the burn of alcohol.

This mouthwash not only promises whiter teeth with consistent use but does so gently, safeguarding your enamel.

While the taste may vary per individual, the blend of enamel protection, whitening benefits, and a comfortable rinse makes Crest Pro-Health a top choice in alcohol-free oral care.

Its refreshing mint flavor combats bad breath, keeping you confident all day.


  • Enhances dental enamel strength
  • Alcohol-free formula avoids burning sensation
  • Assists in whitening teeth by removing surface stains


  • May cause tongue irritation in some users
  • Requires consistent usage for noticeable results
  • Taste might not appeal to everyone

5. Best Sensitivity | Lumineux Whitening Mouthwash

Certified Non-Toxic
Lumineux Teeth Whitening Mouthwash
$11.99 $10.99 ($10.99 / bottles)

Your teeth can and should be whitened without the use of harsh bleaches that damage your tooth structure, leading to sensitivity.

With over 50 double-blind university studies backing us up, Lumineux can proudly say they clean, freshen and whiten as well as the other guys, without the harm.

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06/10/2024 08:50 am GMT

Dentist Review

Lumineux Whitening Mouthwash is the top pick for those with sensitive teeth, offering a whiter smile without compromising oral health.

Its unique, essential oil blend effectively removes stains, ensuring enamel safety, unlike peroxide-based alternatives.

Lumineux’s commitment to preserving the oral microbiome and fostering holistic oral care is evident in its formulation.

Backed by over 50 scientific studies, this mouthwash’s efficacy is well-established.

While the cost is higher and its distinctive taste might not suit everyone, Lumineux stands out for its health-conscious approach.

Best sensitivity whitening mouthwash for those prioritizing oral health in their whitening journey.


  • Whitens teeth without causing sensitivity
  • Supported by clinical studies
  • Made with microbiome-friendly ingredients


  • May have a strong taste for some users
  • Higher price point compared to regular mouthwashes
  • Can leave the mouth feeling dry after use

Frequently Asked Questions (FAQ)

Mouthwashes designed for teeth whitening typically contain hydrogen peroxide, which effectively lifts stains from the teeth’s surface. To combat bad breath, many of these formulations also include antimicrobial agents like cetylpyridinium chloride or essential oils that can reduce bacteria in the mouth.

Whitening mouthwashes can be less effective than other methods like professional treatments or whitening strips due to lower concentrations of active ingredients. However, they are useful for maintaining results from other whitening procedures and can be more convenient for daily use.

Individuals with sensitive teeth should look for mouthwashes labeled as suitable for sensitive teeth. These often contain potassium nitrate, which helps alleviate sensitivity. Usage should be in line with the manufacturer’s guidelines to minimize any risk of irritation.

Consistent use of whitening mouthwash can lead to noticeable teeth whitening over several weeks. Results may vary based on factors like dietary habits and the natural color of one’s teeth, but regular use can help remove surface stains and prevent new stains from forming.

Mouthwashes such as Crest 3D White Luxe Glamorous White and Listerine Healthy White are often highly rated in consumer reviews. These brands are noted for their effectiveness in whitening teeth and improving overall oral health.

Natural alternatives like coconut oil pulling or using mouthwashes with baking soda and essential oils are advocated by some users for teeth whitening. Efficacy may differ from person to person, and these methods may not be as substantiated by scientific research as traditional products.

My Experience & Expertise

As a dentist, I emphasize choosing mouthwashes with hydrogen peroxide or carbamide peroxide for safe teeth whitening and enamel protection.

Clinical tests confirm their effectiveness in stain removal and maintaining oral health. Patients report improved cleaning routines and increased smile confidence.

I recommend products with the ADA Seal of Acceptance, urging proper usage to avoid sensitivity.

My goal is to offer expert, evidence-based guidance for your whitening needs.

Need a second opinion? We can help! Learn more. Knowledge is power when cultivating healthy dental habits. The more informed you are, the better positioned you’ll be to prevent avoidable and potentially costly dental procedures for you and your family. Watch for future blog posts, where we’ll continue sharing important information, product reviews and practical advice!

About the Author

Dr. Matthew Hannan, also known as “Dr. Advocate,” is a board-certified dentist on a mission to provide accurate dental patient education. He attended Baylor University before completing dental school at UT Health San Antonio School of Dentistry. He now lives in Arizona with his beautiful wife and 4 kids. Dr. Hannan believes everyone should access easy-to-read dental resources with relevant, up-to-date dental research and insight to improve their oral health.

Matt Hannan, DDS Signature | My Dental Advocate

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