The best Mouthwash in Australia
We may earn a commission if you check the price through our links. This supports our research.
Curated by Rateable. Lists are manually reviewed by our team and processed by advanced algorithms.
Last Updated: 27 Feb 2026
10 top rated Mouthwash for every need: Australia's top picks!
Mouthwash offers a valuable supplementary step to your oral hygiene routine, going beyond brushing and flossing to provide a refreshing clean and targeted benefits. While not a replacement for these core practices, mouthwash can help reduce plaque and gingivitis, freshen breath, and even deliver targeted fluoride for stronger enamel. Choosing the right mouthwash can contribute to healthier gums, a brighter smile, and increased confidence in your oral health, playing a crucial role in overall well-being.
What to Look For
Alcohol Content
Consider whether you prefer an alcohol-free option, as alcohol can cause dryness and irritation in some individuals. Alcohol-based mouthwashes can be more effective at killing bacteria, but alcohol-free options are often gentler.
Fluoride
Look for a mouthwash containing fluoride, which helps strengthen tooth enamel and protect against cavities. This is especially important if youâre prone to dental issues or have weaker enamel.
Active Ingredients
Different mouthwashes target different concerns. Chlorhexidine gluconate reduces plaque and gingivitis (typically for short-term use under dental guidance), while essential oils offer antibacterial properties for fresher breath.
ADA Seal of Acceptance
The American Dental Association (ADA) Seal indicates that the mouthwash has been clinically tested and proven safe and effective for its intended use, providing a level of assurance regarding its quality.
Specific Needs
If you have concerns like dry mouth, sensitive teeth, or gum disease, look for mouthwashes specifically formulated to address those needs; these often contain ingredients like xylitol (for dry mouth) or potassium nitrate (for sensitivity).
Flavor and Preference
While not a measure of effectiveness, choosing a flavor you enjoy will encourage you to use it consistently, which is key to reaping any benefits.
- đ§ă Deep Clean, Protect Your Gums, Freshen Your BreathăGet that deep clean feeling every time with our water flosser's advanced pulse technology (1400-1800 pulses per minute) and adjustable water pressure (30-110 psi). Effectively remove 99.99% of plaque and food particles from between teeth and gums while fighting bad breath and looking after your braces. Keep your mouth fresh and clean all day long.
- 𦷠ă8 Specialized Nozzles for Personalized Oral CareăOur water flosser comes complete with 8 unique nozzles, ensuring that every family member's needs are met. The set includes 4 Standard Tips for everyday use, 1 Orthodontic Tip for braces, 1 Periodontal Tip for gum health, 1 Plaque Brush Tip for cleaning around dental work, and 1 Tongue Cleaner Tip for fresh breath. With 5 adjustable pressure modes to cater from gentle to strong cleaning forces, and a 360° rotating tip design, difficult-to-reach areas are no longer a challenge. This versatile flosser is here to support a variety of dental care routines, making it ideal for daily use or as a thoughtful gift to promote better oral hygiene.
- đż ăLarge 300ml Water Tank & Effortlessly CleanăOur detachable 300ml water tank supports up to 90 seconds of non-stop use, reducing the need for refills. Its user-friendly open design and easy-to-dismantle parts make maintenance a breeze, ensuring consistent cleanliness. Plus, its IPX7 waterproof rating means you can safely use it in the shower. Enjoy the convenience of a cordless design, eliminating the hassle of tangled cords.
- đ ăExtended Battery Life & Travel-FriendlyăWith a long-lasting 1500mAh battery, youâll get up to 21 days of performance from a mere 4-6 hour charge. The inclusive USB-C charging cable provides hassle-free recharging from various sources, such as laptops and power banks, making it an indispensable companion for travelers and those on the move.
- BAD BREATH CONTROL: Add Colgate Plax to your oral care routine after brushing and flossing each morning and night for 24/7 bad breath control with twice daily use
- ANTIBACTERIAL MOUTHWASH: Colgate Plax Antibacterial Mouthwash forms a protective shield to help neutralise the effects of bacteria and plaque for up to 12 hours
- ALCOHOL FREE: Alcohol free formula, does not contain ethanol
- CLINICALLY TESTED: by dentists and provides a cooling sensation that lasts 10x longer than brushing alone
- Smart Sonic Technology: Delivers 84,000 movements/min with 3 cleaning modes + ( can Customized by the APP) for a powerful yet gentle clean tailored to your unique oral hygiene needs.
- Interactive Touchscreen Display: Intuitive full-colour touchscreen allows easy mode selection, brushing feedback, and real-time brushing guidance.
- 30 -Day Long Battery Life: USB-C fast charging gives you a full charge in 2 hours, lasting up to 30 daysâperfect for home or travel use.
- Whisper-Quiet Operation: Ultrasonic motor operates at <60dB, ensuring a peaceful brushing experienceâideal for early mornings or late nights.
- Advanced Sonicare Technology: Powerful bristle vibrations drive microbubbles deep between your teeth and along your gum line for a refreshing experience. You will get two month's worth of manual brushing in just 2 minutes
- Removes up 3x more plaque vs a manual toothbrush
- Safe and gentle to use: Gentle yet powerful sonic vibrations provide an exceptional clean while being gentle on your teeth and gums
- Optimize your brushing with SmarTimer and QuadPacer
- Improve Oral Health - Up to 7x more plaque removal than a manual toothbrush
- Brushsync Replacement Reminder - Always know when to replace your brush heads with the Brush Sync Brush Head Replacement Reminder (only works with Philips Sonicare Brush Heads with Brush Sync technology)
- Pressure Alert - The toothbrush will make a pulsing sound if youâre brushing too hard
- Safe and Gentle Brushing - Safe and gentle on sensitive areas, orthodontics and dental work
- INSTANTLY WHITER TEETH: Whiter teeth after the first rinse (temporary optical effect of instant whitening. Long lasting protection with continuous use)
- STAIN DEFENCE: Provides daily stain defence
- UNIQUE MOUTHWASH FORMULA: Colgate Optic White Mouthwash has a clinically proven unique formula with optic brightener for whiter teeth
- SMILE WITH CONFIDENCE: Use twice a day for the most confident smile
- FIGHTS BAD BREATH FOR 12 HOURS: Clinically tested formula helps maintain long-lasting fresh breath by fighting odour-causing bacteria. Enjoy confidence throughout the day with this powerful yet gentle mouthwash.
- DENTIST FORMULATED FOR EFFECTIVE ORAL CARE: Developed by Dr. Harold Katz, this advanced mouthwash is designed to promote optimal oral hygiene. Trusted by millions, it provides a reliable solution for fresh breath.
- ALCOHOL-FREE & NON-BURNING FORMULA: Unlike harsh mouthwashes, this gentle formula freshens breath without the burning sensation. Perfect for those seeking an effective yet comfortable oral rinse experience.
- OXYGEN-POWERED FOR EFFECTIVE BREATH PROTECTION: Powered by Oxygen, this mouthwash starts working instantly to fight bad breath at its source, providing a clean and invigorating feel.
- Alcohol-free for a less intense taste
- Kills germs that cause bad breath
- Helps prevent and reduce plaque
- Provides long lasting fresh breath
- Value Pack 15L - 1 x 1L bottle, 1 x 500mL bottle
- Kills 99% of germs
- Strengthens teeth
- Helps lift stains from teeth
- Helps form a protective shield against stains
- Keep teeth whiter for longer
- Non abrasive whitening with fluoride to help strengthen teeth