CB12 Safe Breath Mint Menthol mouth rinse is a highly effective and long lasting mouth rinse to combat bad breath for up to 12 hours. CB12 Safe Breath Mint Menthol 1L gives you a long lasting rinse that prevents bad breath for up to 12 hours. It works to neutralise substances and processes that cause bad breath, giving you a full day of refreshment. Recommended for daily use Clinically proven 12-hour breath neutralising effect. Includes 0. 05% sodium fluoride, an ingredient proven to strengthen your enamel with daily use. Mint/menthol flavour. Formulated with active ingredients for lasting freshness CB12 Safe Breath Mint Menthol is specially formulated with a unique combination of zinc acetate and chlorhexidine. Both active ingredients work together to neutralise the formation of any substances that cause bad breath. This new patented formulation binds with the lining of your mouth, teeth, and tongue, ensuring up to 12 hours of long-lasting fresh breath.