Listerine Advanced Defence Gum Treatment Mouthwash (500ml), Clinically Proven to Treat Gum Disease as in Little as Two Weeks, Repels Plaque Germs to Treat and Prevent Gingivitis from Recurring Mint

Listerine · Oral Care

Listerine Advanced Defence Gum Treatment Mouthwash (500ml), Clinically Proven to Treat Gum Disease as in Little as Two Weeks, Repels Plaque Germs to Treat and Prevent Gingivitis from Recurring Mint

· ★ 4.6 / 5

In short: Listerine Advanced Defence Gum Treatment Mouthwash (500ml) is a clinically proven treatment for gum disease that repels plaque germs to treat and prevent gingivitis, suitable for adults seeking oral health support.

Key features

  • Clinically proven to treat gum disease in as little as two weeks
  • Repels plaque germs to treat and prevent gingivitis
  • Mint flavour for fresh breath
  • 500ml bottle size
  • Part of Listerine Advanced Defence range
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Listerine Advanced Defence Gum Treatment Mouthwash (500ml) is a specialised oral care product designed to address gum health concerns. It contains active ingredients that work to repel plaque germs, targeting the early stages of gum disease to help manage and prevent gingivitis. This mouthwash is part of Listerine's clinically tested Advanced Defence range, offering a focused solution for those experiencing gum inflammation or bleeding during brushing. The 500ml bottle provides a substantial supply for consistent daily use as part of a regular oral hygiene routine.

Who is it for?

A good fit if you:

  • have bleeding gums
  • want to prevent gum disease recurrence
  • seek a mint-flavoured treatment for gum health

Maybe skip it if you:

  • are under 18
  • seek a general mouthwash for fresh breath only
  • have sensitive gums without prior gum disease

How to use it

Use as directed on the pack. Rinse your mouth thoroughly with the mouthwash twice daily, after brushing your teeth. Do not swallow and avoid eating or drinking for 30 minutes after use.

Frequently asked questions

How long does it take for Listerine Advanced Defence Gum Treatment to work?

It is clinically proven to treat gum disease in as little as two weeks with regular use.

Can I use this mouthwash if I have sensitive gums?

Check the pack for suitability and consult your dentist or pharmacist if you have sensitive gums or are unsure if it is right for you.

Is this mouthwash suitable for daily use?

Yes, it is designed for regular use as part of your oral care routine to treat and prevent gum issues.

Does it kill bacteria that cause bad breath?

Yes, it repels plaque germs which helps treat and prevent gingivitis, contributing to fresher breath.

Last updated 19 October 2026.

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