Updated: 02 Apr 2026

9 Best whitening mouthwashes of 2026

Explore up to 55% Off

Updated: 02 Apr 2026

#1

Best Choice

Crest Pro-Health Advanced Mouthwash with Extra Whitening Energizing Mint 31.9 Fluid Ounce

9.9

Crest

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Main highlights

Strengthens enamel

Safely whitens teeth** **with brushing by removing surface stains

Helps prevent cavities
#2

Best Value

Listerine Total Care Bright White Mouthwash 1L

9.8

Listerine

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Main highlights

Multi-action whitening mouth wash

Lemon flavour & salt

1 Litre
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#3

Colgate Optic White Teeth Whitening Mouthwash, 500mL, with Optic Brightener, Alcohol Free

9.7

Colgate

-50%

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Main highlights

UNIQUE MOUTHWASH FORMULA: Colgate Optic White Mouthwash has a clinically proven unique formula with optic brightener for whiter teeth

STAIN DEFENCE: Provides daily stain defence

INSTANTLY WHITER TEETH: Whiter teeth after the first rinse (temporary optical effect of instant whitening. Long lasting protection with continuous use)

-50%
#4

Colgate Optic White Teeth Whitening Mouthwash, 500mL, with Optic Brightener, Alcohol Free

9.6

Colgate

-55%

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Main highlights

UNIQUE MOUTHWASH FORMULA: Colgate Optic White Mouthwash has a clinically proven unique formula with optic brightener for whiter teeth

STAIN DEFENCE: Provides daily stain defence

INSTANTLY WHITER TEETH: Whiter teeth after the first rinse (temporary optical effect of instant whitening. Long lasting protection with continuous use)

-55%
#5

TheraBreath Whitening Oral Rinse, Radiant Mint 473ml - Whitens Teeth, Helps Remove Stains, Alcohol-Free, Non Burning, No Peroxide, No Dyes - Ideal for Daily Oral Care

9.5

TheraBreath

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Main highlights

PEROXIDE-FREE FOR GENTLE CARE: A peroxide-free formula provides a mild yet effective whitening experience, making it a great choice for everyday.

HELPS REMOVE STAINS & BRIGHTENS YOUR SMILE: Specially designed to gently lift stains from the surface of your teeth while helping to prevent new stains from forming, promoting a brighter, more confident smile.

ALCOHOL-FREE & GENTLE FORMULA: Unlike traditional mouthwashes, this gentle oral rinse freshens breath and promotes a clean mouth without the harsh burn, ensuring a comfortable experience.
#6

TheraBreath Whitening Oral Rinse, Radiant Mint 473ml - Whitens Teeth, Helps Remove Stains, Alcohol-Free, Non Burning, No Peroxide, No Dyes - Ideal for Daily Oral Care

9.4

TheraBreath

-10%

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Main highlights

PEROXIDE-FREE FOR GENTLE CARE: A peroxide-free formula provides a mild yet effective whitening experience, making it a great choice for everyday.

HELPS REMOVE STAINS & BRIGHTENS YOUR SMILE: Specially designed to gently lift stains from the surface of your teeth while helping to prevent new stains from forming, promoting a brighter, more confident smile.

ALCOHOL-FREE & GENTLE FORMULA: Unlike traditional mouthwashes, this gentle oral rinse freshens breath and promotes a clean mouth without the harsh burn, ensuring a comfortable experience.

-10%
#7

Listerine Total Care Bright White Mouthwash 500mL

9.2

Listerine

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Main highlights

Multi-action brightening mouth wash

Lemon flavour & salt

500mL
#8

Listerine Total Care Bright White Mouthwash 1L

9.1

Listerine

-24%

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Main highlights

Multi-action whitening mouth wash

Lemon flavour & salt

1 Litre

-24%
#9

Colgate Peroxyl Rinse Oral Cleanser Mouthwash, 236mL, Mint with 1.5% Hydrogen Peroxide

9.0

Colgate

-16%

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Main highlights

OXYGENATING CLEANSING ACTION: Helps remove debris from hard to reach areas of the mouth

ORAL HYGIENE MOUTH RINSE: Colgate Peroxyl is a ready-mixed oral cleanser

HYDROGEN PEROXIDE: Contains 1.5% w/v hydrogen peroxide

-16%