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LISTERINE® Clinical Solutions™ Gum Therapy 

Gum Therapy Mouthwash is an advanced, targeted solution that contains zinc chloride to provide 3X healthier gums in just one week* and is clinically proven to fight gingivitis and kill germs that cause bleeding. 

  • Recognized by the Canadian Dental Association (CDA) for proven benefits to oral health 

  • Formulated with 67% more zinc chloride than any other LISTERINE® product1 

  • Works in 2 ways to restore gingival health and prevent gingivitis: 

    • Zinc chloride formula reduces subgingival bacteria and shifts the microbiome to a healthier state2,3 

    • The essential oils kill 99.9% of the germs that cause dental plaque and gingivitis throughout the mouth4,5 

  • Supported by clinical studies involving dentists and dental hygienists 

  • Proven non-drying 

    • Does not decrease salivary flow6† 

  • No pH impact 

    • Does not decrease oral pH6† 

*When used twice daily, vs brushing and flossing alone. 

†In healthy adults with normal salivary flow.   

Adults and children 12 years of age and older: 

  • Rinse full strength for 30 seconds with 20 mL twice a day 

  • Do not swallow 

Eucalyptol 0.091% (w/v), thymol 0.063% (w/v), menthol 0.042% (w/v), and zinc chloride 0.15% (w/v).

Alcohol, aroma (flavour), benzoic acid, methyl salicylate, poloxamer 407, Red 40, sodium benzoate, sodium saccharin, sorbitol, sucralose, water.

Do not use if allergic to any ingredients. Keep out of reach of children. Do not use in children under 12 years of age. Call a Poison Control Centre or get medical help immediately if swallowed. Stop use and ask a dentist if oral irritation or any new symptoms occur.

Security Feature: Do not use if security band around cap is missing or broken.

Note: Store between 15°C and 30°C. Cold temperatures may cloud this product. Its efficacy will not be affected.

Questions? Call 1-800-661-4659. 

References

1. Data on File. Kenvue Canada Inc.  

2. Milleman KR, Bosma ML, DelSasso, et al. Safety and efficacy of essential oil and zinc containing mouthrinses. Presented at: Presented at: 2023 IADR/LAR General Session & Exhibition with WCPD; June 21–24, 2023; Bogotá, Columbia.  

3. Min K, Bosma ML, John G, et al. Quantitative analysis of the effects of brushing, flossing, and mouthrinsing on supragingival and subgingival plaque microbiota: 12-week clinical trial. BMC Oral Health. 2024;24:575. 

4. Pan P, Barnett ML, Coelho J, et al. Determination of the in situ bactericidal activity of an essential oil mouthrinse using a vital stain method. J Clin Periodontol. 2000;27(4):256-261. 

5. Ilg D, Junker L, McGuire JA, et al. In vivo efficacy of an alcohol-free essential oil containing mouthrinse. J Dent Hyg. 2012;86(1):51. 

6. Bosma ML, DelSasso A, McGuire A, et al. Two-week safety, salivary pH and flow – alcohol/non-alcohol mouthrinses. Presented at: 2023 IADR/LAR General Session & Exhibition with WCPD; June 21–24, 2023; Bogotá, Columbia.