Updated:18 October 2026
Rank 1-16 of the best mouthwashes
Our recommendation Price Customer rating
1. Comparison winner
Colgate Plax Cool Mint Mouthwash, 500ml, 4 Pack
Colgate Plax Cool Mint Mouthwash, 500ml, 4 Pack
Available immediately
free shipping
  • helps reduce plaque for healthier teeth
  • provides fresh breath with a cool mint flavour
  • alcohol-free formula for a gentle clean
Our rating
9,8
very good
The Breath Co. Healthy Smile Mouthwash 500ml
The Breath Co. Healthy Smile Mouthwash 500ml
Available immediately
free shipping
  • helps reduce plaque for improved oral health
  • promotes fresh breath for a confident smile
  • does not contain alcohol, preventing mouth irritation and dryness
Our rating
9,8
very good
3. Best value
Colgate Plax Mouthwash 1L - Soft Mint
Colgate Plax Mouthwash 1L - Soft Mint
Available immediately
free shipping
  • helps reduce plaque formation
  • provides fresh breath
  • contains no alcohol
Our rating
9,8
very good
700+ purchases last month
4. Bestseller
Listerine Total Care Mouthwash 1000ml
Listerine Total Care Mouthwash 1000ml
Available immediately
free shipping
  • kills up to 99% of bacteria that cause plaque
  • leaves breath fresh for up to 24 hours
  • alcohol-free formula for gentle oral care
Our rating
9,6
very good
The Breath Co. Mouthwash, Mild Mint, 500ml
The Breath Co. Mouthwash, Mild Mint, 500ml
Available immediately
free shipping
  • helps reduce plaque build-up during regular use
  • provides fresh breath for up to 12 hours
  • completely alcohol-free to avoid mouth irritation
Our rating
9,6
very good
The Breath Co. Alcohol Free Mouthwash, Icy Mint, 500ml
The Breath Co. Alcohol Free Mouthwash, Icy Mint, 500ml
Available immediately
free shipping
  • helps reduce plaque buildup for healthier teeth
  • provides fresh breath for up to 12 hours
  • alcohol-free for a gentle experience
Our rating
9,6
very good
CB12 Mint/Menthol Mouthwash 250ml 3 Pack
CB12 Mint/Menthol Mouthwash 250ml 3 Pack
Available immediately
free shipping
  • helps reduce plaque for improved oral health
  • promotes fresh breath for up to 12 hours
  • alcohol-free to minimise irritation
Our rating
9,6
very good
Curasept Mouthwash 0.2% 200ml
Curasept Mouthwash 0.2% 200ml
Available immediately
free shipping
  • reduces plaque build-up to protect teeth and gums
  • provides fresh breath with a mild minty flavour
  • alcohol-free to prevent irritation
Our rating
9,6
very good
Listerine Advanced Defence Gum Treatment Mouthwash 500ml
Listerine Advanced Defence Gum Treatment Mouthwash 500ml
Available immediately
free shipping
  • reduces plaque buildup and protects gums from disease
  • helps maintain fresh breath
  • alcohol-free formula suitable for sensitive mouths
Our rating
9,5
very good
Antibacterial Mouthwash, Alcohol-Free, 300ml
Antibacterial Mouthwash, Alcohol-Free, 300ml
Available immediately
free shipping
  • reduces plaque formation to help prevent gum disease
  • maintains fresh breath with aniseed flavouring
  • alcohol-free formula suitable for various users
Our rating
9,5
very good
Listerine Cool Mint Mouthwash, 1000ml
Listerine Cool Mint Mouthwash, 1000ml
Available immediately
free shipping
  • helps reduce plaque by up to 56% more than brushing alone
  • provides long-lasting fresh breath when used twice daily
  • alcohol-free formulation
Our rating
9,3
good
Colgate Peroxyl Mint Mouthwash 300ml
Colgate Peroxyl Mint Mouthwash 300ml
Available immediately
free shipping
  • reduces plaque and debris in hard-to-reach areas
  • provides a mint flavour for fresh breath
  • alcohol-free with 1.5% hydrogen peroxide
Our rating
9,3
good
Corsodyl Daily Fluoride Mouthwash, Cool Mint, 500ml
Corsodyl Daily Fluoride Mouthwash, Cool Mint, 500ml
Available immediately
free shipping
  • helps reduce plaque for improved dental hygiene
  • helps maintain fresh breath throughout the day
  • alcohol-free formulation for gentle oral care
Our rating
9,3
good
Listerine Total Care Milder Taste Mouthwash 500ml
Listerine Total Care Milder Taste Mouthwash 500ml
Available immediately
free shipping
  • significantly reduces plaque by reaching below the gumline and between teeth
  • offers up to 24 hours of fresh breath when used twice daily
  • contains no alcohol for a gentler rinse
Our rating
8,9
good
30+ purchases last month
Colgate Max White Expert 500ml Mouthwash
Colgate Max White Expert 500ml Mouthwash
Available immediately
free shipping
  • helps reduce plaque for a cleaner mouth
  • promotes fresh breath throughout the day
  • alcohol-free formula that is gentle on mouth
Our rating
8,6
good
Listerine Fresh Burst Mouthwash 250ml
Listerine Fresh Burst Mouthwash 250ml
Available immediately
free shipping
  • reduces plaque by up to 56% when used alongside brushing
  • provides lasting fresh breath
  • alcohol-free formula is gentle on the mouth
Our rating
8,4
good

Similar Mouthwash comparisons

mouthwashes buying guide: How to choose the right product from the above mouthwashes test or comparison

Understanding Mouthwash: What It Is and How It Works

What is Mouthwash?

Mouthwash is a liquid product we use to rinse our mouths, offering a convenient way to improve oral hygiene. Unlike toothpaste, which we apply directly to our teeth and gums, mouthwash is swished around in the mouth and then spat out, carrying with it bacteria, food particles, and debris, which helps in maintaining a clean mouth.

How Does Mouthwash Work?

The ingredients in mouthwash typically include antiseptic agents like chlorhexidine or alcohol, which target harmful bacteria, reducing plaque and the risk of gum disease. Other formulations contain fluoride, vital for strengthening tooth enamel and preventing decay. When we use mouthwash, it creates an environment in our mouth that limits the growth of bacteria, thus freshening breath and promoting oral health.

Benefits of Using Mouthwash: Fresh Breath and Beyond

Fresh Breath and Confidence

Using mouthwash is an excellent way to achieve fresh breath, which can boost our confidence in social situations. The flavouring agents in mouthwash can quickly neutralise odours caused by food or bacteria, making it an easy addition to our oral care routine.

Oral Health Maintenance

Beyond just fresh breath, mouthwash contributes to better overall oral health. Regular use can help prevent plaque build-up, reduce gingivitis, and improve the effectiveness of daily brushing and flossing. Furthermore, specific formulations can target issues such as dryness or sensitivity.

Choosing the Right Mouthwash: Types and Formulations

Understanding the Different Types

Mouthwash comes in various types, each designed for specific needs. We can choose between cosmetic mouthwash, which primarily freshens breath, and therapeutic mouthwash, which provides additional oral health benefits. It’s essential to identify our priorities when selecting a mouthwash.

Ingredients to Look For

When choosing a mouthwash, we should look for specific ingredients tailored to our needs. For example, if we suffer from dry mouth, we might want a mouthwash with hydrating properties. If cavity prevention is our goal, a fluoride-based mouthwash would be the ideal choice. Always consider our unique oral health requirements when selecting a product.

How to Use Mouthwash Effectively: Tips for Maximum Benefits

Proper Usage Technique

For mouthwash to be effective, we should follow the recommended instructions carefully. Typically, we should measure out the appropriate amount of mouthwash, usually around 20ml. Swishing it around the mouth for at least 30 seconds ensures that it covers all areas, including between teeth and along the gumline.

Timing Matter

We can maximise the benefits of mouthwash by using it at the right times. For instance, using it after brushing and flossing provides a thorough clean, while using it again after meals can help eliminate leftover food particles and combat bad breath throughout the day.

When to Use Mouthwash: Incorporating It Into Your Daily Routine

Establishing a Routine

Incorporating mouthwash into our daily oral hygiene routine should be relatively simple. We can choose to use mouthwash twice daily, typically after brushing our teeth. It’s a good idea to set a reminder so that it becomes a habit, just like brushing.

Balance with Other Practices

While mouthwash is beneficial, it should complement, not replace, our regular brushing and flossing habits. We should think of mouthwash as a supplementary tool that enhances our existing oral care routines, helping us achieve that healthy, fresh smile we all desire.

Table of contents
  1. Understanding Mouthwash: What It Is and How It Works
  2. Benefits of Using Mouthwash: Fresh Breath and Beyond
  3. Choosing the Right Mouthwash: Types and Formulations
  4. How to Use Mouthwash Effectively: Tips for Maximum Benefits
  5. When to Use Mouthwash: Incorporating It Into Your Daily Routine

Overview

1. Comparison winner
Colgate Plax Cool Mint Mouthwash, 500ml, 4 Pack
Our rating
9,8
very good
Colgate Plax Cool Mint Mouthwash, 500ml, 4 PackAvailable immediately
The Breath Co. Healthy Smile Mouthwash 500ml
Our rating
9,8
very good
The Breath Co. Healthy Smile Mouthwash 500mlAvailable immediately
3. Best value
Colgate Plax Mouthwash 1L - Soft Mint
Our rating
9,8
very good
Colgate Plax Mouthwash 1L - Soft MintAvailable immediately
4. Bestseller
Listerine Total Care Mouthwash 1000ml
Our rating
9,6
very good
Listerine Total Care Mouthwash 1000mlAvailable immediately
The Breath Co. Mouthwash, Mild Mint, 500ml
Our rating
9,6
very good
The Breath Co. Mouthwash, Mild Mint, 500mlAvailable immediately
The Breath Co. Alcohol Free Mouthwash, Icy Mint, 500ml
Our rating
9,6
very good
The Breath Co. Alcohol Free Mouthwash, Icy Mint, 500mlAvailable immediately
CB12 Mint/Menthol Mouthwash 250ml 3 Pack
Our rating
9,6
very good
CB12 Mint/Menthol Mouthwash 250ml 3 PackAvailable immediately
Curasept Mouthwash 0.2% 200ml
Our rating
9,6
very good
Curasept Mouthwash 0.2% 200mlAvailable immediately
Our product comparisons are:
Always up to date:
At most every 120 days, we update each category with new products and research developments in the top rankings. This ensures that our recommendations are always up to date
Neutral and independent:
Our tests and comparisons are objective and fact-based. Manufacturers have no influence on the ratings. We aim to provide greater transparency in the market, thereby promoting product quality.
Method-driven
In our tests & comparison tables, we only include products that meet our minimum standards. This ensures that you can find the perfect product for your needs from a wide selection.
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