Commercial mouthwash available in your drug store, usually contain a formulation consisting of flavor, alcohol, and antibacterial agent.

Several types of mouthwash have been shown to reduce malodor in clinical trials, including 0.2% chlorhexidine mouth rinses and Listerine.

There is a possibility that if the cause of you bad breath is because of bacteria in your mouth, that using a good mouth wash you could control the bad breath. You should use a mouth wash if possible to take good care of your teeth and gums, since with the brushing we are only cleaning 30% of our teeth and gums, a powerful mouth wash would get ride of the hidden bacteria in the gums and tongue that sometimes can cause bad breath.